{"title":"Grow Bags","description":"\u003cp\u003eReady-to-inoculate all-in-one mushroom grow bags with pre-sterilized grain and pasteurized substrate.\u003c\/p\u003e","products":[{"product_id":"complete-all-in-one-mushroom-grow-bag-kit-6-lbs-for-wood-loving-mushrooms","title":"Complete XL ALL-IN-ONE Wood Lover's Mushroom Grow Bag Kit (6LB)","description":"\u003cp\u003e\u003cstrong\u003e6LB Mushroom Grow Bag Kit - Wood Lovers\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eComplete XL ALL-IN-ONE Wood Lover’s Mushroom Grow Bag Kit (6LB)\u003c\/strong\u003e is our largest and most advanced all-in-one grow bag designed specifically for gourmet and functional wood-loving mushrooms. This pre-sterilized, professionally sealed system combines grain spawn, hardwood-based substrate, and a liquid culture syringe into one simple, high-performance grow solution.\u003c\/p\u003e\n\u003cp\u003eWith a layered grain-to-substrate design and a massive 6-pound fill weight, this kit delivers faster colonization, stronger flushes, and up to \u003cstrong\u003e20% higher yields\u003c\/strong\u003e compared to standard 5LB grow bags — all without the need for a flow hood or sterile lab setup.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eWhy Growers Choose This\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrue All-In-One Design\u003c\/strong\u003e – Grain spawn, bulk substrate, and liquid culture included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eXL 6LB Size\u003c\/strong\u003e – Larger substrate mass supports bigger harvests and multiple flushes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized for Wood Lovers\u003c\/strong\u003e – Hardwood, soy hulls, and bamboo blend\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBeginner-Friendly\u003c\/strong\u003e – No clean room or advanced equipment required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional-Grade Grow Bag\u003c\/strong\u003e – Large filter patch with strong sterile seal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible Fruiting Options\u003c\/strong\u003e – Fruit directly in the bag or transfer to a monotub or tent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOver 20 Varieties Available\u003c\/strong\u003e – Choose gourmet or functional strains\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1× XL 6LB pre-sterilized all-in-one grow bag\u003c\/li\u003e\n\u003cli\u003eLayered 5-grain spawn blend (Red Milo, White Millet, Red Millet, White Sorghum, Rye)\u003c\/li\u003e\n\u003cli\u003eHardwood-based bulk substrate (hardwood, soy hulls, bamboo)\u003c\/li\u003e\n\u003cli\u003e10cc liquid culture syringe (strain selected at checkout)\u003c\/li\u003e\n\u003cli\u003eInjection port and high-flow filter patch (pre-installed)\u003c\/li\u003e\n\u003cli\u003eBasic grow instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eHow It Works\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eInoculate\u003c\/strong\u003e – Inject the liquid culture into the grain layer through the self-healing injection port.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColonize\u003c\/strong\u003e – Allow the grain to fully colonize (typically 10–14 days).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMix\u003c\/strong\u003e – Break and shake the bag to combine grain and substrate.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRe-Colonize\u003c\/strong\u003e – Let the mixed substrate colonize for 1–2 weeks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFruit\u003c\/strong\u003e – Follow strain-specific fruiting instructions and harvest fresh mushrooms at home.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eYou can fruit directly from the bag or transfer to a monotub or humidity tent depending on your setup and strain preference.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTotal Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6 pounds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGrow Method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAll-In-One grow bag (grain → bulk substrate)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpawn Included\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes – 5-grain blend\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubstrate Included\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes – hardwood, soy hulls, bamboo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInoculant Included\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes – 10cc liquid culture syringe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFruiting Options\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIn-bag or monotub \/ tent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch2\u003eReal Results from the Complete XL ALL-IN-ONE Wood Lover’s Grow Bag\u003c\/h2\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg style=\"max-width: 100%; height: auto; border-radius: 8px;\" alt=\"Lion's Mane mushrooms grown from the Complete XL All-in-One Wood Lover’s Grow Bag\" src=\"https:\/\/i.ibb.co\/39t9yqCv\/lionsmane-on-counter-web.jpg\"\u003e\u003c\/p\u003e\n\u003cp\u003eGrowers consistently report thick, healthy clusters and multiple flushes when using the Complete XL Wood Lover’s Grow Bag. The large substrate mass and optimized wood-based blend create ideal conditions for dense, high-quality fruits — even on a first grow.\u003c\/p\u003e\n\u003cp\u003eThis kit is trusted by beginners learning the process and experienced cultivators looking for reliability, consistency, and strong yields without complexity.\u003c\/p\u003e","brand":"Midwest Grow Kits","offers":[{"title":"Lion's Mane","offer_id":44595531939943,"sku":"AIO1","price":25.99,"currency_code":"USD","in_stock":true},{"title":"Shiitake","offer_id":44595531972711,"sku":"AIO2","price":25.99,"currency_code":"USD","in_stock":true},{"title":"Brown Beech","offer_id":44595532005479,"sku":"AIO3","price":25.99,"currency_code":"USD","in_stock":true},{"title":"Black Pearl King Oyster","offer_id":44595532038247,"sku":"AIO4","price":25.99,"currency_code":"USD","in_stock":true},{"title":"Maitake (Hen of the Woods)","offer_id":44595532071015,"sku":"AIO5","price":25.99,"currency_code":"USD","in_stock":true},{"title":"Antler Reishi","offer_id":44595532103783,"sku":"AIO6","price":25.99,"currency_code":"USD","in_stock":true},{"title":"Red Reishi","offer_id":44595532136551,"sku":"ALL12","price":25.99,"currency_code":"USD","in_stock":true},{"title":"Enoki","offer_id":44595532169319,"sku":"ALL13","price":25.99,"currency_code":"USD","in_stock":true},{"title":"Pioppino","offer_id":44595532202087,"sku":"ALL14","price":25.99,"currency_code":"USD","in_stock":true},{"title":"Blue Oyster","offer_id":44595532234855,"sku":"ALL15","price":25.99,"currency_code":"USD","in_stock":true},{"title":"King Trumpet Oyster","offer_id":44595532267623,"sku":"ALL16","price":25.99,"currency_code":"USD","in_stock":true},{"title":"Golden Oyster","offer_id":44595532300391,"sku":"ALL17","price":25.99,"currency_code":"USD","in_stock":true},{"title":"Pink Oyster","offer_id":44595532333159,"sku":"ALL18","price":25.99,"currency_code":"USD","in_stock":true},{"title":"Pearl White Oyster","offer_id":44595532365927,"sku":"ALL19","price":25.99,"currency_code":"USD","in_stock":true},{"title":"King Blue Oyster","offer_id":44595532398695,"sku":"ALL20","price":25.99,"currency_code":"USD","in_stock":true},{"title":"Chestnut","offer_id":44595532431463,"sku":"ALL21","price":25.99,"currency_code":"USD","in_stock":true},{"title":"Turkey Tail","offer_id":44595532464231,"sku":"ALL23","price":25.99,"currency_code":"USD","in_stock":true},{"title":"Pink Lion's Mane","offer_id":44595532496999,"sku":"ALL24","price":25.99,"currency_code":"USD","in_stock":true},{"title":"Black Reishi","offer_id":44595532529767,"sku":"None","price":25.99,"currency_code":"USD","in_stock":true},{"title":"Phoenix Oyster","offer_id":44595532562535,"sku":"None","price":25.99,"currency_code":"USD","in_stock":true},{"title":"Elm Oyster","offer_id":44595532595303,"sku":"None","price":25.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3699\/8759\/files\/XL_ALL_IN_ONE_WOOD_LOVERS_MAIN_New_Product.jpg?v=1789057516"},{"product_id":"the-original-rye-spawn-bags","title":"The Original Rye Spawn Bags","description":"\u003cp\u003e\u003cstrong\u003eThe Original Rye Grain Spawn Bags (2-Pack)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSterile Rye Berry Grain Spawn Bags for Reliable Mushroom Cultivation\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eTrusted since the 1970s, our \u003cstrong\u003eOriginal Rye Grain Spawn Bags\u003c\/strong\u003e are a classic choice for growers who want reliable, nutrient-rich grain spawn for mushroom cultivation. These \u003cstrong\u003esterile mushroom spawn bags\u003c\/strong\u003e are loaded with over 2 quarts of organic rye berries per bag—hydrated, pH-balanced, fortified with essential minerals, and professionally sterilized for clean inoculation.\u003c\/p\u003e\n\n\u003cp\u003eRye grain is one of the most widely used grains for mushroom spawn because it offers excellent moisture balance, consistent kernel size, and strong nutrient density. These \u003cstrong\u003erye berry grain spawn bags\u003c\/strong\u003e are ideal for colonizing with liquid culture or spores, then mixing into \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/substrate-bulk-growing\"\u003ebulk substrate\u003c\/a\u003e or using with \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/monotubs-accessories\"\u003emonotub setups\u003c\/a\u003e for larger bulk grows.\u003c\/p\u003e\n\n\u003cp\u003eOur sterile rye spawn bags are soaked overnight, simmered, sealed, and pressure sterilized for 3 hours in our autoclave so they arrive ready for inoculation.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eHow to Inoculate \u0026amp; Colonize Rye Grain Spawn Bags\u003c\/h2\u003e\n\u003cp\u003eThese sterilized grain bags are designed for simple, contamination-resistant inoculation using liquid culture or spore syringes. Each bag features a self-healing injection port and 0.22-micron filter patch for proper gas exchange during colonization.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/i.ibb.co\/DHX6McsD\/Spawn-Bag-steps-web.jpg\" alt=\"How to inoculate sterile rye grain spawn bags showing colonization stages\" style=\"max-width: 100%; height: auto;\"\u003e\u003c\/p\u003e\n\n\u003cp\u003eAfter inoculation, incubate the bags in a clean, warm environment and allow the mycelium to fully colonize the rye grain. Once dense white growth is achieved, the spawn is ready for bulk substrate, monotub growing, or other fruiting setups.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eBreaking Up Rye Spawn for Bulk Mushroom Grows\u003c\/h2\u003e\n\u003cp\u003eWhen fully colonized, rye grain spawn can be easily broken up and mixed into \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/substrate-bulk-growing\"\u003ebulk substrate\u003c\/a\u003e such as coco coir, manure-based blends, or Master’s Mix. This makes rye spawn ideal for \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/monotubs-accessories\"\u003emonotubs\u003c\/a\u003e, grow bins, and high-yield bulk cultivation methods.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/i.ibb.co\/MkvSX3mW\/steps-bulk-grow.jpg\" alt=\"Breaking up colonized rye grain spawn and mixing into bulk substrate in a monotub\" style=\"max-width: 100%; height: auto;\"\u003e\u003c\/p\u003e\n\n\u003cp\u003eRye kernels separate cleanly and distribute evenly throughout the substrate, helping create multiple strong inoculation points for faster colonization and more uniform pin sets.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2 Original Rye Grain Spawn Bags\u003c\/strong\u003e (2.25–2.5 lbs each)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCereal-grade organic rye berries\u003c\/strong\u003e, mineral water, gypsum, and nutrient-enhancing herbs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSelf-healing high-temperature injection ports\u003c\/strong\u003e for sterile inoculation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e3mm polypropylene bags\u003c\/strong\u003e with 0.22-micron filter patches for optimal gas exchange\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eStep-by-step photo guide + instructional videos\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eWhy Choose Our Rye Grain Spawn Bags?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClassic Rye Berry Performance\u003c\/strong\u003e\u003cbr\u003eRye berries provide excellent moisture balance, nutrient density, and consistent grain structure for reliable colonization.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSterile \u0026amp; Ready to Use\u003c\/strong\u003e\u003cbr\u003eEach bag is soaked, simmered, sealed, and pressure sterilized in-house so it arrives ready for clean inoculation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGreat for Bulk \u0026amp; Monotub Growing\u003c\/strong\u003e\u003cbr\u003eRye spawn breaks apart cleanly and mixes evenly into substrate for monotubs, grow bins, and bulk growing methods.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStrong Second and Third Flush Potential\u003c\/strong\u003e\u003cbr\u003eThe nutrient-rich rye grain base supports vigorous mycelium growth and strong performance through later flushes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eContamination-Resistant Design\u003c\/strong\u003e\u003cbr\u003eFilter patches and high-mounted injection ports help reduce handling errors and support healthy gas exchange.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003ePro Tips for Best Results\u003c\/h2\u003e\n\u003cp\u003eUsing sterile technique, inject \u003cstrong\u003e5–7 cc\u003c\/strong\u003e of liquid culture or spores directly into the injection port. Keep the bag in a clean, warm area around \u003cstrong\u003e72–76°F\u003c\/strong\u003e during colonization. Once initial mycelium growth is established, gently mix or massage the grain when appropriate to speed up grain-to-grain spread.\u003c\/p\u003e\n\n\u003cp\u003eOnce fully colonized, break up the rye spawn and transfer it into \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/substrate-bulk-growing\"\u003ebulk substrate\u003c\/a\u003e for maximum yields. These rye spawn bags pair perfectly with \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/monotubs-accessories\"\u003emonotubs\u003c\/a\u003e, bulk substrate blocks, and high-humidity fruiting environments.\u003c\/p\u003e\n\n\u003cdiv style=\"margin: 30px 0; padding: 22px; border-radius: 14px; background: linear-gradient(135deg, #f8fbff, #eef6ff); border: 1px solid #dbeafe;\"\u003e\n  \u003cdiv style=\"display: flex; flex-wrap: wrap; align-items: center; gap: 20px;\"\u003e\n    \u003cdiv style=\"flex: 1 1 260px;\"\u003e\n      \u003ch3 style=\"margin: 0 0 8px; font-size: 22px;\"\u003eNew to Grain Spawn?\u003c\/h3\u003e\n      \u003cp style=\"margin: 0 0 14px; font-size: 15px; color: #374151;\"\u003eLearn exactly how to inoculate, incubate, and fully colonize your spawn bags or grain jars with our step-by-step guide.\u003c\/p\u003e\n      \u003ca href=\"https:\/\/www.midwestgrowkits.com\/pages\/spawn-bag-grain-jar-guide-how-to-inoculate-incubate-colonize\" style=\"display: inline-block; padding: 12px 18px; background: #1e90ff; color: white; border-radius: 8px; font-weight: 600; text-decoration: none;\"\u003e Read the Full Guide → \u003c\/a\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex: 1 1 180px;\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Spawn_bag_guide_hero_1.png?v=1776512883\" alt=\"Spawn Bag and Grain Jar Guide for rye grain spawn bags\" style=\"width: 100%; border-radius: 10px;\"\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Midwest Grow Kits","offers":[{"title":"Default Title","offer_id":44595533578343,"sku":"rbags01","price":20.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3699\/8759\/files\/Rye_spawn_bags_Main_2026.jpg?v=1789057536"},{"product_id":"premium-5-grain-spawn-bags","title":"Premium 5-Grain Spawn Bags | Sterile Grain Bags for Mushroom Cultivation","description":"\u003cp\u003e\u003cstrong\u003ePremium 5-Grain Spawn Bags (2-Pack)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSterile Grain Bags • Fast Colonization • Built for Bulk Mushroom Grows\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eOur \u003cstrong\u003ePremium 5-Grain Mushroom Spawn Bags\u003c\/strong\u003e have been a customer favorite for over a decade because they combine the speed of a finely balanced grain blend with the long-term performance growers need for reliable \u003cstrong\u003emushroom cultivation\u003c\/strong\u003e. These \u003cstrong\u003esterile grain bags\u003c\/strong\u003e are professionally prepared for clean inoculation and strong mycelium growth, making them ideal for beginners and experienced growers alike.\u003c\/p\u003e\n\n\u003cp\u003eEach bag contains our proprietary five-grain blend, fortified hydration, and a mineral-rich Calcium+ mix—professionally sterilized, sealed, and ready for effortless inoculation with liquid culture or spore solution. Whether you’re running a single tub or scaling up your routine, these \u003cstrong\u003emushroom spawn bags for sale\u003c\/strong\u003e are built for vigorous colonization, dependable performance, and excellent results when mixed into \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/substrate-bulk-growing\"\u003ebulk substrate\u003c\/a\u003e or used with \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/monotubs-accessories\"\u003emonotubs and accessories\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eHow to Inoculate \u0026amp; Colonize 5-Grain Spawn Bags\u003c\/h2\u003e\n\u003cp\u003eThese 5-grain spawn bags are designed for simple, contamination-resistant inoculation using liquid culture or spore syringes. Each bag includes a \u003cstrong\u003eself-healing injection port\u003c\/strong\u003e and a \u003cstrong\u003e0.22-micron filter patch\u003c\/strong\u003e to support proper gas exchange during colonization.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/i.ibb.co\/DHX6McsD\/Spawn-Bag-steps-web.jpg\" alt=\"How to inoculate sterile 5-grain spawn bags for mushroom cultivation step by step\" style=\"max-width: 100%; height: auto;\"\u003e\u003c\/p\u003e\n\n\u003cp\u003eAfter inoculation, incubate the bag in a clean, warm environment and allow the mycelium to fully colonize the grain blend. Once you see dense, uniform white growth throughout the bag, your \u003cstrong\u003esterile grain spawn\u003c\/strong\u003e is ready for fruiting prep or transfer into \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/substrate-bulk-growing\"\u003ebulk substrate\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eBreaking Up Spawn \u0026amp; Mixing into Bulk Substrate\u003c\/h2\u003e\n\u003cp\u003eOne of the biggest advantages of a multi-grain blend is how evenly it distributes through substrate. Once fully colonized, break up the spawn and mix it into bulk substrate such as coco coir blends, manure-based substrates, or other bulk grow mixes for \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/monotubs-accessories\"\u003emonotubs\u003c\/a\u003e, grow bins, and larger fruiting setups.\u003c\/p\u003e\n\n\u003cp style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/i.ibb.co\/MkvSX3mW\/steps-bulk-grow.jpg\" alt=\"Breaking up colonized mushroom grain spawn and mixing into bulk substrate for monotub growing\" style=\"max-width: 100%; height: auto;\"\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe varied grain sizes help create \u003cstrong\u003emore colonization points\u003c\/strong\u003e throughout the substrate—often resulting in faster substrate takeover, more even pinsets, and improved canopy potential. For growers planning bulk grows, pairing these spawn bags with quality \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/substrate-bulk-growing\"\u003ebulk substrate\u003c\/a\u003e can help streamline the process from colonization to fruiting.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2 × 5-Grain Spawn Bags\u003c\/strong\u003e (2.25–2.5 lbs each, ~2 quarts)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e10T 3mm polypropylene bags\u003c\/strong\u003e with 0.22-micron filter patch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-temp self-healing injection port\u003c\/strong\u003e for easy spore or liquid culture inoculation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStep-by-step photo grow guide\u003c\/strong\u003e + advanced bulk grow instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eWhy Growers Choose Our Sterile Grain Bags\u003c\/h2\u003e\n\u003cp\u003eOur proprietary blend starts with \u003cstrong\u003erye berries\u003c\/strong\u003e and is enhanced with a curated combination of grains such as \u003cstrong\u003ered sorghum, white sorghum, millet\u003c\/strong\u003e, and complementary grains selected to improve inoculation speed, grain-to-substrate distribution, and nutrient balance. This makes these bags an excellent choice for growers looking for dependable \u003cstrong\u003emushroom grain\u003c\/strong\u003e for monotubs, bulk grows, and other cultivation setups.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximum surface area\u003c\/strong\u003e – more inoculation points can mean faster colonization\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBalanced nutrient profile\u003c\/strong\u003e – supports vigorous growth and strong multi-flush performance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow clumping \/ better break-up\u003c\/strong\u003e – grains are soaked, simmered, and dried to reduce sticking\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFortified hydration\u003c\/strong\u003e – blended RO + mineral water, gypsum, Calcium+, and DAP to support balanced pH and nutrient availability\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExcellent for bulk growing\u003c\/strong\u003e – mixes evenly into substrate for monotubs and larger fruiting setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eSterility \u0026amp; Quality Control\u003c\/h2\u003e\n\u003cp\u003eEvery batch is produced for consistency and reliability. Each run is autoclaved at \u003cstrong\u003e18 PSI for 180 minutes\u003c\/strong\u003e to ensure thorough sterilization while reducing handling variables. Bags are sealed, inspected, and packed to arrive clean, dependable, and ready to use.\u003c\/p\u003e\n\n\u003cp\u003eFor best results, inject \u003cstrong\u003e5–7 cc\u003c\/strong\u003e of liquid culture or spores through the injection port, then incubate until fully colonized. Once colonized, break up the grain and transfer it into \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/substrate-bulk-growing\"\u003ebulk substrate\u003c\/a\u003e for high-yield grows in \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/monotubs-accessories\"\u003emonotubs\u003c\/a\u003e or other bulk fruiting chambers.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003ePerformance Highlights\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e10+ years\u003c\/strong\u003e of proven grower success\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast colonization\u003c\/strong\u003e and strong, even mycelium spread\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExcellent bulk performance\u003c\/strong\u003e for monotubs and grow bins\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eCompatible with a wide range of gourmet and research strains\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGreat for beginners\u003c\/strong\u003e while still preferred by experienced bulk growers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003ePro Tips for Faster Colonization\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eAfter inoculation, keep the bag warm (72–76°F) and undisturbed until you see clear mycelium growth.\u003c\/li\u003e\n  \u003cli\u003eOnce colonization begins and the bag reaches around 25–30%, gently mix or massage the grains when appropriate to speed up spread.\u003c\/li\u003e\n  \u003cli\u003eUse clean technique when inoculating—wipe the injection port, use a sterile needle, and minimize exposure.\u003c\/li\u003e\n  \u003cli\u003eFor bulk grows, fully colonized grain spawn typically performs best when mixed evenly throughout your substrate.\u003c\/li\u003e\n  \u003cli\u003ePair with quality \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/substrate-bulk-growing\"\u003ebulk substrate mixes\u003c\/a\u003e and the right \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/monotubs-accessories\"\u003emonotub setup\u003c\/a\u003e for the best results.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cdiv style=\"margin: 30px 0; padding: 22px; border-radius: 14px; background: linear-gradient(135deg, #f8fbff, #eef6ff); border: 1px solid #dbeafe;\"\u003e\n  \u003cdiv style=\"display: flex; flex-wrap: wrap; align-items: center; gap: 20px;\"\u003e\n    \u003cdiv style=\"flex: 1 1 260px;\"\u003e\n      \u003ch3 style=\"margin: 0 0 8px; font-size: 22px;\"\u003e\n        New to Grain Spawn?\n      \u003c\/h3\u003e\n\n      \u003cp style=\"margin: 0 0 14px; font-size: 15px; color: #374151;\"\u003e\n        Learn exactly how to inoculate, incubate, and fully colonize your spawn bags or grain jars with our step-by-step guide.\n      \u003c\/p\u003e\n\n      \u003ca href=\"https:\/\/www.midwestgrowkits.com\/pages\/spawn-bag-grain-jar-guide-how-to-inoculate-incubate-colonize\" style=\"display: inline-block; padding: 12px 18px; background: #1e90ff; color: white; border-radius: 8px; font-weight: 600; text-decoration: none;\"\u003e\n        Read the Full Guide →\n      \u003c\/a\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex: 1 1 180px;\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0712\/0679\/7461\/files\/Spawn_bag_guide_hero_1.png?v=1776512883\" alt=\"Spawn Bag and Grain Jar Guide for mushroom cultivation\" style=\"width: 100%; border-radius: 10px;\"\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Midwest Grow Kits","offers":[{"title":"Default Title","offer_id":44595533676647,"sku":"5grn01","price":25.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3699\/8759\/files\/5grain_bags_main.jpg?v=1789057537"},{"product_id":"all-in-one-mushroom-grow-bag-4-lbs-for-manure-loving-mushrooms","title":"All-in-One Mushroom Grow Bag (4 lbs) for Manure Loving Mushrooms","description":"\u003cstyle\u003e\n@keyframes fadeInSoft {\n  from { opacity: 0; transform: translateY(10px); }\n  to { opacity: 1; transform: translateY(0); }\n}\n\n.fade-in-video {\n  animation: fadeInSoft 1.2s ease-out forwards;\n  opacity: 0;\n}\n\n.video-pop {\n  box-shadow: 0 12px 30px rgba(0,0,0,0.12);\n  border-radius: 10px;\n  overflow: hidden;\n}\n\n.info-callout {\n  background: #f8fafc;\n  border: 1px solid #e5e7eb;\n  border-radius: 8px;\n  padding: 16px 18px;\n  margin: 20px 0;\n}\n\n.compare-cards {\n  display: grid;\n  grid-template-columns: 1fr;\n  gap: 18px;\n  margin: 18px 0 28px 0;\n}\n\n.compare-card {\n  border: 1px solid #e5e5e5;\n  border-radius: 10px;\n  padding: 18px;\n  background: #ffffff;\n  box-shadow: 0 4px 14px rgba(0,0,0,0.04);\n}\n\n.compare-card.featured {\n  background: #eef6ff;\n  border-color: #cfe3ff;\n}\n\n.compare-card h3 {\n  margin: 0 0 14px 0;\n  font-size: 22px;\n}\n\n.compare-list {\n  list-style: none;\n  padding: 0;\n  margin: 0;\n}\n\n.compare-list li {\n  padding: 10px 0;\n  border-top: 1px solid #ececec;\n}\n\n.compare-list li:first-child {\n  border-top: none;\n}\n\n.compare-label {\n  display: block;\n  font-weight: 700;\n}\n\n@media screen and (min-width: 900px) {\n  .compare-cards {\n    grid-template-columns: minmax(0,1.05fr) minmax(0,1.05fr) minmax(0,1.1fr);\n  }\n}\n\u003c\/style\u003e\n\n\u003cp\u003e\u003cb\u003eAll-in-One Mushroom Grow Bag (4 lb)\u003c\/b\u003e\u003c\/p\u003e\n\n\u003c!-- TOP VIDEO --\u003e\n\u003cdiv class=\"fade-in-video\" style=\"max-width: 900px; margin: 20px auto 30px auto;\"\u003e\n  \u003cdiv class=\"video-pop\"\u003e\n    \u003cvideo style=\"width: 100%;\" preload=\"metadata\" playsinline=\"\" muted=\"\" loop=\"loop\" autoplay=\"autoplay\"\u003e\n      \u003csource type=\"video\/mp4\" src=\"https:\/\/cdn.shopify.com\/videos\/c\/o\/v\/21b0bcacfb514a38997ddd3f5046ee05.mp4\"\u003e\u003c\/video\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003eThe \u003cb\u003eAll-in-One Mushroom Grow Bag (4 lb)\u003c\/b\u003e is a simple, beginner-friendly \u003cb\u003eall-in-one mushroom grow bag\u003c\/b\u003e designed for easy at-home growing. This \u003cb\u003esterile grow bag\u003c\/b\u003e combines grain spawn and bulk substrate in one ready-to-inoculate system, allowing you to inject spores or liquid culture, incubate, and fruit with minimal equipment.\u003c\/p\u003e\n\n\u003cp\u003eEach bag includes a pre-sterilized blend of \u003cb\u003egrain spawn and bulk substrate\u003c\/b\u003e inside a self-supporting filter bag with a \u003cb\u003eself-healing injection port\u003c\/b\u003e. It’s a great option for growers who want a straightforward \u003cb\u003efruit-in-the-bag\u003c\/b\u003e method without needing a full \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/monotubs-accessories\"\u003emonotub setup\u003c\/a\u003e. If you later want to scale up, you can also explore our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/substrate-bulk-growing\"\u003ebulk substrate collection\u003c\/a\u003e and larger fruiting systems.\u003c\/p\u003e\n\n\u003cdiv class=\"info-callout\"\u003e\n  \u003cb\u003eWhy choose the 4 lb bag?\u003c\/b\u003e It’s one of the easiest ways to start growing mushrooms with minimal space, minimal equipment, and a clean, low-maintenance workflow.\n\u003c\/div\u003e\n\n\u003c!-- NEW GUIDE LINK BLOCK --\u003e\n\u003cdiv style=\"background: linear-gradient(135deg,#eef9ff,#f8fcff); border:1px solid #cfe3ff; border-radius:12px; padding:20px; margin:24px 0; box-shadow:0 4px 14px rgba(0,0,0,0.04);\"\u003e\n  \u003cdiv style=\"display:flex; align-items:center; gap:14px; flex-wrap:wrap;\"\u003e\n\n    \u003cdiv style=\"font-size:42px; line-height:1;\"\u003e📘\u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1; min-width:260px;\"\u003e\n      \u003cdiv style=\"font-size:22px; font-weight:700; color:#004963; margin-bottom:6px;\"\u003e\n        New to Mushroom Growing?\n      \u003c\/div\u003e\n\n      \u003cdiv style=\"font-size:16px; line-height:1.6; color:#334155;\"\u003e\n        Follow our complete \u003cb\u003estep-by-step All-in-One Mushroom Grow Bag Guide\u003c\/b\u003e covering inoculation, colonization, break \u0026amp; shake, fruiting conditions, harvesting, and troubleshooting tips.\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv\u003e\n      \u003ca href=\"https:\/\/www.midwestgrowkits.com\/pages\/all-in-one-mushroom-grow-bag-instructions-complete-step-by-step-grow-guide\" style=\"display:inline-block; background:#28aee4; color:#ffffff; text-decoration:none; padding:13px 22px; border-radius:999px; font-weight:700; white-space:nowrap;\"\u003e\n        View Full Grow Guide →\n      \u003c\/a\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eWhy Growers Choose This All-in-One Mushroom Grow Bag\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cb\u003eAll-in-One\u003c\/b\u003e – Grain + substrate ready to go in one sterile bag\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eBeginner-Friendly\u003c\/b\u003e – Simple inoculate, incubate, and fruit workflow\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eCompact\u003c\/b\u003e – Perfect for small spaces and easy storage\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eSterile\u003c\/b\u003e – Autoclaved in-house for consistency and reliability\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eFruit-in-the-Bag\u003c\/b\u003e – Great for growers who want a simple setup\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eFilter Patch\u003c\/b\u003e – .22 micron filter + self-healing injection port\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cb\u003eTotal:\u003c\/b\u003e 4 lb all-in-one grow bag\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eGrain:\u003c\/b\u003e 1.75 lb Milo, Millet \u0026amp; Rye\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eSubstrate:\u003c\/b\u003e 2.25 lb Coir \u0026amp; Vermiculite\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eBag:\u003c\/b\u003e Self-supporting sterile grow bag with filter + injection port\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eGuide:\u003c\/b\u003e Step-by-step instructions included\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHow to Use This 4 lb All-in-One Grow Bag\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eInject 4–5cc of spores or 5–10cc of liquid culture through the injection port\u003c\/li\u003e\n  \u003cli\u003eIncubate at 72–76°F until healthy mycelium growth is established\u003c\/li\u003e\n  \u003cli\u003eBreak \u0026amp; shake at around 50–75% colonization when appropriate\u003c\/li\u003e\n  \u003cli\u003eIntroduce light and fresh air for fruiting conditions\u003c\/li\u003e\n  \u003cli\u003eHarvest directly from the bag, or transfer to a larger setup if desired\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eWhich Growing Method Is Right for You?\u003c\/h2\u003e\n\u003cdiv class=\"compare-cards\"\u003e\n\n  \u003cdiv class=\"compare-card featured\"\u003e\n    \u003ch3\u003e4 lb Bag\u003c\/h3\u003e\n    \u003cul class=\"compare-list\"\u003e\n      \u003cli\u003e\n        \u003cspan class=\"compare-label\"\u003eBest For\u003c\/span\u003e\n        Beginners\n      \u003c\/li\u003e\n      \u003cli\u003e\n        \u003cspan class=\"compare-label\"\u003eDifficulty\u003c\/span\u003e\n        Easy\n      \u003c\/li\u003e\n      \u003cli\u003e\n        \u003cspan class=\"compare-label\"\u003eSpace\u003c\/span\u003e\n        Very Minimal\n      \u003c\/li\u003e\n      \u003cli\u003e\n        \u003cspan class=\"compare-label\"\u003eYield\u003c\/span\u003e\n        Moderate\n      \u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"compare-card\"\u003e\n    \u003ch3\u003e\n      \u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/xl-all-in-one-mushroom-grow-bag-6-lbs-for-manure-loving-mushrooms\" style=\"text-decoration:none; color:inherit;\"\u003e\n        6 lb XL Bag\n      \u003c\/a\u003e\n    \u003c\/h3\u003e\n    \u003cul class=\"compare-list\"\u003e\n      \u003cli\u003e\n        \u003cspan class=\"compare-label\"\u003eBest For\u003c\/span\u003e\n        Larger flushes\n      \u003c\/li\u003e\n      \u003cli\u003e\n        \u003cspan class=\"compare-label\"\u003eDifficulty\u003c\/span\u003e\n        Easy\n      \u003c\/li\u003e\n      \u003cli\u003e\n        \u003cspan class=\"compare-label\"\u003eSpace\u003c\/span\u003e\n        Low\n      \u003c\/li\u003e\n      \u003cli\u003e\n        \u003cspan class=\"compare-label\"\u003eYield\u003c\/span\u003e\n        Higher\n      \u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"compare-card\"\u003e\n    \u003ch3\u003e\n      \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/monotubs-accessories\" style=\"text-decoration:none; color:inherit;\"\u003e\n        Monotub\n      \u003c\/a\u003e\n    \u003c\/h3\u003e\n    \u003cul class=\"compare-list\"\u003e\n      \u003cli\u003e\n        \u003cspan class=\"compare-label\"\u003eBest For\u003c\/span\u003e\n        Scaling up\n      \u003c\/li\u003e\n      \u003cli\u003e\n        \u003cspan class=\"compare-label\"\u003eDifficulty\u003c\/span\u003e\n        Beginner \u0026amp; Intermediate\n      \u003c\/li\u003e\n      \u003cli\u003e\n        \u003cspan class=\"compare-label\"\u003eSpace\u003c\/span\u003e\n        More needed\n      \u003c\/li\u003e\n      \u003cli\u003e\n        \u003cspan class=\"compare-label\"\u003eYield\u003c\/span\u003e\n        The Highest\n      \u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003ch2\u003eVideo Overview\u003c\/h2\u003e\n\n\u003cdiv class=\"fade-in-video\" style=\"max-width: 900px; margin: 20px auto;\"\u003e\n  \u003cdiv class=\"video-pop\"\u003e\n    \u003cdiv style=\"position: relative; padding-bottom: 56.25%;\"\u003e\n      \u003ciframe style=\"position: absolute; width: 100%; height: 100%; border: 0;\" src=\"https:\/\/player.vimeo.com\/video\/929495006\"\u003e\n      \u003c\/iframe\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eBoost Your Success With QuickCulture\u003c\/h2\u003e\n\n\u003cdiv style=\"text-align: center;\"\u003e\n  \u003ca href=\"https:\/\/www.midwestgrowkits.com\/products\/quickculture-mini-spore-germinating-liquid-culture-jars-3-pack\"\u003e\n    \u003cimg style=\"max-width: 100%; border-radius: 6px;\" src=\"https:\/\/i.ibb.co\/5gFCPTnN\/6-LB-AIO-Slide-4.jpg\" alt=\"QuickCulture liquid culture jars for faster mushroom grow bag inoculation\"\u003e\n  \u003c\/a\u003e\n\u003c\/div\u003e","brand":"Midwest Grow Kits","offers":[{"title":"Default Title","offer_id":44595533742183,"sku":"ALL1","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3699\/8759\/files\/New_all_in_one_main_White_background_2000x2000_ce0e9b5b-f321-4cd7-90a7-d2af38092d3b.jpg?v=1789057539"},{"product_id":"xl-all-in-one-mushroom-grow-bag-6-lbs-for-manure-loving-mushrooms","title":"XL All-in-One Mushroom Grow Bag (6 lbs) for Manure Loving Mushrooms","description":"\u003cstyle\u003e\n@keyframes fadeInSoft {\n  from { opacity: 0; transform: translateY(10px); }\n  to { opacity: 1; transform: translateY(0); }\n}\n\n.fade-in-video {\n  animation: fadeInSoft 1.2s ease-out forwards;\n  opacity: 0;\n}\n\n.video-pop {\n  box-shadow: 0 12px 30px rgba(0,0,0,0.12);\n  border-radius: 10px;\n  overflow: hidden;\n}\n\n.info-callout {\n  background: #f8fafc;\n  border: 1px solid #e5e7eb;\n  border-radius: 10px;\n  padding: 18px 20px;\n  margin: 24px 0;\n}\n\n.guide-link-box {\n  background: linear-gradient(135deg,#eef9ff,#f8fcff);\n  border: 1px solid #cfe3ff;\n  border-radius: 14px;\n  padding: 22px;\n  margin: 28px 0;\n  box-shadow: 0 4px 14px rgba(0,0,0,0.04);\n}\n\n.guide-link-flex {\n  display: flex;\n  align-items: center;\n  gap: 16px;\n  flex-wrap: wrap;\n}\n\n.guide-link-button {\n  display: inline-block;\n  background: #28aee4;\n  color: #ffffff !important;\n  text-decoration: none;\n  padding: 13px 24px;\n  border-radius: 999px;\n  font-weight: 700;\n  white-space: nowrap;\n}\n\n@media screen and (max-width: 700px) {\n  .guide-link-flex {\n    flex-direction: column;\n    align-items: flex-start;\n  }\n\n  .guide-link-button {\n    width: 100%;\n    text-align: center;\n  }\n}\n\u003c\/style\u003e\n\n\u003cp\u003e\u003cb\u003eXL All-in-One Mushroom Grow Bag (6 lb)\u003c\/b\u003e\u003c\/p\u003e\n\n\u003c!-- NEW TOP VIDEO WITH AUDIO --\u003e\n\u003cdiv class=\"fade-in-video\" style=\"max-width: 900px; margin: 20px auto 30px auto;\"\u003e\n  \u003cdiv class=\"video-pop\"\u003e\n    \u003cdiv style=\"position: relative; padding-bottom: 56.25%; height: 0;\"\u003e\n      \u003ciframe style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0;\" title=\"XL All-in-One Mushroom Grow Bag Overview\" src=\"https:\/\/player.vimeo.com\/video\/1173573940\"\u003e\n      \u003c\/iframe\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp\u003eThe \u003cb\u003eXL All-in-One Mushroom Grow Bag (6 lb)\u003c\/b\u003e is a high-output \u003cb\u003eall-in-one mushroom grow bag\u003c\/b\u003e built for growers who want bigger flushes with the same simple workflow. This \u003cb\u003esterile grow bag\u003c\/b\u003e combines grain spawn and bulk substrate in one ready-to-inoculate system, making it easy to inject, incubate, and fruit without needing a full monotub setup.\u003c\/p\u003e\n\n\u003cp\u003eEach XL bag includes a larger, pre-sterilized layer of \u003cb\u003e5-grain spawn\u003c\/b\u003e paired with our \u003cb\u003eSelect Bulk Substrate\u003c\/b\u003e for strong colonization and higher yield potential. We pressure-sterilize these bags in-house and ship fresh so you can start with clean materials from day one. If you later want to scale up even further, explore our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/monotubs-accessories\"\u003emonotub collection\u003c\/a\u003e or browse our \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/substrate-bulk-growing\"\u003ebulk substrate\u003c\/a\u003e options.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eThis example of our XL 6 lb bag was fruited in our Ecosphere Grow Tent, and the top half of the bag was removed.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003c!-- NEW GUIDE LINK BLOCK --\u003e\n\u003cdiv class=\"guide-link-box\"\u003e\n  \u003cdiv class=\"guide-link-flex\"\u003e\n\n    \u003cdiv style=\"font-size:44px; line-height:1;\"\u003e📘\u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1; min-width:260px;\"\u003e\n      \u003cdiv style=\"font-size:24px; font-weight:700; color:#004963; margin-bottom:8px;\"\u003e\n        Complete XL Grow Bag Instructions\n      \u003c\/div\u003e\n\n      \u003cdiv style=\"font-size:16px; line-height:1.7; color:#334155;\"\u003e\n        Follow our detailed \u003cb\u003estep-by-step All-in-One Mushroom Grow Bag Guide\u003c\/b\u003e covering inoculation, colonization, break \u0026amp; shake timing, fruiting conditions, harvesting, additional flushes, and troubleshooting tips with real grow photos.\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv\u003e\n      \u003ca href=\"https:\/\/www.midwestgrowkits.com\/pages\/all-in-one-mushroom-grow-bag-instructions-complete-step-by-step-grow-guide\" class=\"guide-link-button\"\u003e\n        View Full Grow Guide →\n      \u003c\/a\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eWhy Growers Choose This All-in-One Mushroom Grow Bag\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cb\u003eXL 6 lb Size\u003c\/b\u003e – Larger volume than standard bags for bigger runs in the same small footprint.\u003c\/li\u003e\n\n  \u003cli\u003e\n\u003cb\u003eAll-in-One Convenience\u003c\/b\u003e – Grain and bulk substrate are already layered and ready to go.\u003c\/li\u003e\n\n  \u003cli\u003e\n\u003cb\u003eBeginner-Friendly\u003c\/b\u003e – Simple “inject, incubate, fruit” workflow with minimal setup.\u003c\/li\u003e\n\n  \u003cli\u003e\n\u003cb\u003eClean, Sterile Start\u003c\/b\u003e – Pressure sterilized in our autoclave for consistent results.\u003c\/li\u003e\n\n  \u003cli\u003e\n\u003cb\u003eFruit-in-the-Bag Ready\u003c\/b\u003e – Great for growers who want a simple, low-maintenance fruiting method.\u003c\/li\u003e\n\n  \u003cli\u003e\n\u003cb\u003eHigh Airflow Filter Patch\u003c\/b\u003e – Self-supporting bag with \u003cb\u003e.22 micron filter patch\u003c\/b\u003e and \u003cb\u003eself-healing injection port\u003c\/b\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cb\u003eTotal Weight:\u003c\/b\u003e 6 lb XL all-in-one grow bag\u003c\/li\u003e\n\n  \u003cli\u003e\n\u003cb\u003eGrain Blend:\u003c\/b\u003e 2 lb 5-grain spawn blend (sterilized)\u003c\/li\u003e\n\n  \u003cli\u003e\n\u003cb\u003eSubstrate Blend:\u003c\/b\u003e 4 lb Select Bulk Substrate (sterilized)\u003c\/li\u003e\n\n  \u003cli\u003e\n\u003cb\u003eBag Type:\u003c\/b\u003e Self-supporting \u003cb\u003esterile grow bag\u003c\/b\u003e with \u003cb\u003e.22 micron filter patch\u003c\/b\u003e and \u003cb\u003eself-healing injection port\u003c\/b\u003e\n\u003c\/li\u003e\n\n  \u003cli\u003e\n\u003cb\u003eInstructions:\u003c\/b\u003e Full-color step-by-step instruction guide with photos\u003c\/li\u003e\n\n  \u003cli\u003e\n\u003cb\u003eVideo Help:\u003c\/b\u003e Online video access for extra guidance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHow to Use This 6 lb All-in-One Grow Bag\u003c\/h2\u003e\n\n\u003col\u003e\n  \u003cli\u003e\n\u003cb\u003eInoculate\u003c\/b\u003e through the self-healing port: inject \u003cb\u003e5–7cc\u003c\/b\u003e of spores or about \u003cb\u003e10cc\u003c\/b\u003e of liquid culture into the grain section.\u003c\/li\u003e\n\n  \u003cli\u003e\n\u003cb\u003eIncubate\u003c\/b\u003e in a warm area around \u003cb\u003e72–76°F\u003c\/b\u003e until the grain is about \u003cb\u003e75%\u003c\/b\u003e colonized.\u003c\/li\u003e\n\n  \u003cli\u003e\n\u003cb\u003eBreak \u0026amp; Shake\u003c\/b\u003e to distribute mycelium, then allow the bag to fully colonize, typically in \u003cb\u003e10–14 days\u003c\/b\u003e.\u003c\/li\u003e\n\n  \u003cli\u003e\n\u003cb\u003eIntroduce fruiting conditions\u003c\/b\u003e with indirect light, fresh air, and proper humidity.\u003c\/li\u003e\n\n  \u003cli\u003e\n\u003cb\u003eFruit \u0026amp; harvest\u003c\/b\u003e: open the top and mist the inside walls as needed to maintain humidity, or transfer into a \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/monotubs-accessories\"\u003elarger fruiting setup\u003c\/a\u003e if desired.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cdiv class=\"info-callout\"\u003e\n  \u003cb\u003ePro Tip:\u003c\/b\u003e Liquid culture syringes usually colonize significantly faster than spores and can help reduce total incubation time in larger all-in-one mushroom grow bags.\n\u003c\/div\u003e\n\n\u003ch2\u003eIdeal For\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003eGrowers who want bigger runs without switching immediately to a monotub\u003c\/li\u003e\n\n  \u003cli\u003eSmall grow spaces like shelves, closets, and compact rooms\u003c\/li\u003e\n\n  \u003cli\u003eTesting cultures before scaling up to larger grows\u003c\/li\u003e\n\n  \u003cli\u003eAnyone who prefers an easy, low-maintenance workflow\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cb\u003eWant higher yields per run?\u003c\/b\u003e Upgrade to a \u003ca href=\"https:\/\/www.midwestgrowkits.com\/collections\/monotubs-accessories\"\u003emonotub grow setup\u003c\/a\u003e to scale production and increase output using bulk methods.\u003c\/p\u003e\n\n\u003ch2\u003eAll-in-One Grow Bag Video Overview\u003c\/h2\u003e\n\n\u003c!-- BOTTOM VIDEO POP OUT STYLE --\u003e\n\u003cdiv class=\"fade-in-video\" style=\"max-width: 900px; margin: 20px auto;\"\u003e\n  \u003cdiv class=\"video-pop\"\u003e\n    \u003cdiv style=\"position: relative; padding-bottom: 56.25%; height: 0;\"\u003e\n      \u003ciframe style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0;\" title=\"Myco Labs All-in-One Mushroom Grow Bag Overview\" src=\"https:\/\/player.vimeo.com\/video\/929495006?badge=0\u0026amp;autopause=0\u0026amp;player_id=0\u0026amp;app_id=58479\"\u003e\n      \u003c\/iframe\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"margin-top: 40px; text-align: center;\"\u003e\n  \u003chr width=\"100%\" size=\"2\"\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eBoost Your Success With QuickCulture Jars\u003c\/h2\u003e\n\n\u003cp\u003eFor even faster starts and cleaner inoculations, try our \u003cb\u003eQuickCulture Mini Spore Germinating Liquid Culture Jars (3-Pack)\u003c\/b\u003e. These compact jars are designed to rapidly germinate spores into vigorous liquid culture—perfect for jumpstarting your all-in-one mushroom grow bag with confidence.\u003c\/p\u003e\n\n\u003cdiv style=\"text-align: center; margin: 20px 0;\"\u003e\n  \u003ca rel=\"noopener\" href=\"https:\/\/www.midwestgrowkits.com\/products\/quickculture-mini-spore-germinating-liquid-culture-jars-3-pack?_pos=1\u0026amp;_psq=liquid+culture+jar\u0026amp;_ss=e\u0026amp;_v=1.0\" target=\"_blank\"\u003e\n\n    \u003cimg style=\"max-width: 100%; height: auto; border-radius: 6px;\" alt=\"QuickCulture mini spore germinating liquid culture jars for all-in-one mushroom grow bags\" src=\"https:\/\/i.ibb.co\/5gFCPTnN\/6-LB-AIO-Slide-4.jpg\"\u003e\n  \u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003cp style=\"text-align: center; font-size: 16px;\"\u003e\n  \u003ca rel=\"noopener\" href=\"https:\/\/www.midwestgrowkits.com\/products\/quickculture-mini-spore-germinating-liquid-culture-jars-3-pack?_pos=1\u0026amp;_psq=liquid+culture+jar\u0026amp;_ss=e\u0026amp;_v=1.0\" target=\"_blank\"\u003e\n\n    \u003cb\u003eShop QuickCulture Mini Spore Germinating Liquid Culture Jars\u003c\/b\u003e\n  \u003c\/a\u003e\n\u003c\/p\u003e","brand":"Midwest Grow Kits","offers":[{"title":"Default Title","offer_id":44595533840487,"sku":"ALXL","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3699\/8759\/files\/6LB_NEW_AIO_BOX_MANURE.jpg?v=1789057540"},{"product_id":"blue-myco-large-spawn-bags-3t-0-2-micron-filter-8-x-5-x-19-extra-thick-800-pack-case","title":"Blue Myco Large Spawn Bags 3T 0.2 Micron Filter  8\" X 5\" X 19\" Extra Thick (800-Pack Case)","description":"\u003cp\u003e\u003cstrong\u003eBlue Myco Large Spawn Bags – 800-Pack Case (3T | 0.2µm Spawn Filter | Extra Thick)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe benchmark in durability, consistency, and seal performance.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUpgrade your production with the \u003cstrong\u003eBlue Myco Large Spawn Bag\u003c\/strong\u003e, trusted by commercial cultivators across North America. These gusseted bags measure 8\" x 5\" x 19\" and are built from ultra-durable 80µm (3.0 mil) polypropylene—15% thicker than leading competitors. Designed for maximum reliability in large-scale operations, they offer excellent flexibility and unmatched seal strength, even after sterilization.\u003c\/p\u003e\n\u003cp\u003eEach bag features a 0.2 micron filter patch (1.5\" x 1.5\") for optimal gas exchange and a reinforced bottom seal that easily withstands pressure and handling during filling, sterilizing, and incubation. Whether you’re growing in bags daily or expanding your bulk capacity, Blue Myco bags deliver superior performance batch after batch.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003e    800 spawn bags per case\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e    Gusseted size: 8” x 5” x 19”\u003c\/li\u003e\n\u003cli\u003e    Extra thick 80µm (3.0 mil) polypropylene\u003c\/li\u003e\n\u003cli\u003e    0.2µm filter patch (1.5” x 1.5”)\u003c\/li\u003e\n\u003cli\u003e    Type T filter for optimal breathability\u003c\/li\u003e\n\u003cli\u003e    Withstands aggressive sealing and sterilization\u003c\/li\u003e\n\u003cli\u003e    Flexible and durable across all temperatures\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhy Blue Myco?\u003c\/strong\u003e\u003cbr\u003eUsed by the largest spawn producers in Canada and tested daily in our facility for over 2 years, these are the spawn bags we stand by.\u003c\/p\u003e","brand":"Midwest Grow Kits","offers":[{"title":"Default Title","offer_id":44595537412199,"sku":"BML1","price":379.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3699\/8759\/files\/Large_spawn_bag.jpg?v=1789057589"},{"product_id":"unicorn-medium-spawn-bags-case-1-000-bags-10t-0-2-micron-filter","title":"Unicorn Medium Spawn Bags Case (1,000 Bags) 10T 0.2 Micron Filter","description":"\u003cp\u003e\u003cstrong\u003eUnicorn Medium Spawn Bags – 10T 0.2 Micron Filter (1,000-Pack Case)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUpgrade your lab or large-scale operation with a \u003cstrong\u003efull case\u003c\/strong\u003e of 10t \u003cstrong\u003eUnicorn Medium Spawn Bags\u003c\/strong\u003e, trusted by professional cultivators for their durability and reliability. These 10T model bags are perfect for hydrated grain substrates, holding 3–4 pounds per bag.\u003c\/p\u003e\n\u003cp\u003eDesigned with side gussets for a stand-up structure after filling, each bag features a strong bottom seal that resists tearing and agitation during handling or transport. Made from 3.0 mil polypropylene, they remain pliable through sterilization and high-heat environments.\u003c\/p\u003e\n\u003cp\u003eThe 0.2-micron Type T filter provides ideal gas exchange while blocking 99% of airborne contaminants—making them an essential for clean, successful grain spawn production.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e    \u003cstrong\u003eQuantity: \u003c\/strong\u003e1,000 bags per case\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003eBag Size:\u003c\/strong\u003e 5″ x 4″ x 18″\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003eMaterial: \u003c\/strong\u003e3.0 mil polypropylene\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003eFilter Type: \u003c\/strong\u003eT (1.5″ x 1.5″, 0.2 micron pore size)\u003c\/li\u003e\n\u003cli\u003e    Style L Filter Hole\u003c\/li\u003e\n\u003cli\u003e    \u003cstrong\u003eCapacity:\u003c\/strong\u003e 3–4 lbs of hydrated grain per bag\u003c\/li\u003e\n\u003cli\u003e    Gusseted design for upright stability\u003c\/li\u003e\n\u003cli\u003e    Withstands sterilization \u0026amp; agitation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePerfect for commercial mycology labs, spawn producers, and mushroom farms seeking consistent, high-performance results.\u003c\/p\u003e","brand":"Midwest Grow Kits","offers":[{"title":"Default Title","offer_id":44595537477735,"sku":"MSB9","price":499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3699\/8759\/files\/Spawn_Bag_10T_1000.jpg?v=1789057591"}],"url":"https:\/\/fernprairiemycosupplies.com\/collections\/all-in-one-bags.oembed","provider":"Fern Prairie Myco Supplies","version":"1.0","type":"link"}