{"product_id":"rapid-rhizo-pre-poured-sterilized-agar-plates-5-pack","title":"Rapid Rhizo Pre-Poured Sterilized Agar Plates (5-Pack)","description":"\u003c!-- ============================================================\n     RAPID RHIZO 5-PACK — PRODUCT DESCRIPTION BODY\n     Paste into: Product admin \u003e Description field \u003e HTML source view (\u003c \u003e)\n     Replaces the entire existing description.\n     - All CSS scoped under #mgk-rapid5 (no theme\/global collisions)\n     - \u003cstrong\u003e swapped for \u003cspan class=\"b\"\u003e (lighter weight, no theme bold issues)\n     - \"Learn more\" link repointed to the 2026 agar guide\n     - All chloramphenicol references removed (line 88 paragraph, \"What's\n       Included\" bullet, and the asterisk footnote)\n     - Second (lab workflow) video kept at the bottom\n     ============================================================ --\u003e\n\u003cdiv id=\"mgk-rapid5\"\u003e\n\u003cstyle\u003e\n@keyframes mgkFadeInSoft {\n  from { opacity: 0; transform: translateY(10px); }\n  to { opacity: 1; transform: translateY(0); }\n}\n#mgk-rapid5 .b { font-weight: 600; }\n#mgk-rapid5 .fade-in-video {\n  animation: mgkFadeInSoft 1.2s ease-out forwards;\n  opacity: 0;\n}\n\n\/* Video wrapper *\/\n#mgk-rapid5 .video-wrap {\n  max-width: 650px;\n  margin: 28px auto;\n}\n#mgk-rapid5 .video-shell {\n  position: relative;\n  overflow: hidden;\n  border-radius: 10px;\n  box-shadow: 0 10px 28px rgba(0,0,0,0.08);\n}\n#mgk-rapid5 .video-shell video {\n  display: block;\n  width: 100%;\n  height: auto;\n}\n#mgk-rapid5 .video-caption {\n  font-size: 14px;\n  opacity: 0.85;\n  margin: 8px auto 0;\n  max-width: 650px;\n}\n\n\/* Comparison Section *\/\n#mgk-rapid5 .compare-wrap { margin: 10px 0 0; }\n#mgk-rapid5 .compare-table { width: 100%; border-collapse: collapse; text-align: left; }\n#mgk-rapid5 .compare-table th,\n#mgk-rapid5 .compare-table td { padding: 10px; border: 1px solid #ddd; vertical-align: top; }\n#mgk-rapid5 .compare-table thead tr { background: #f5f5f5; }\n#mgk-rapid5 .compare-table td,\n#mgk-rapid5 .compare-table th { white-space: normal; word-break: normal; overflow-wrap: anywhere; }\n#mgk-rapid5 .compare-table .highlight-row { background: #fffbe6; }\n\n#mgk-rapid5 .compare-cards { display: none; }\n\n@media (max-width: 750px) {\n  #mgk-rapid5 .compare-table-desktop { display: none; }\n  #mgk-rapid5 .compare-cards { display: block; }\n  #mgk-rapid5 .compare-card {\n    border: 1px solid #e6e6e6;\n    border-radius: 10px;\n    padding: 14px;\n    margin: 12px 0;\n    box-shadow: 0 6px 18px rgba(0,0,0,0.05);\n    background: #fff;\n  }\n  #mgk-rapid5 .compare-card h3 {\n    margin: 0 0 8px;\n    font-size: 16px;\n    line-height: 1.25;\n  }\n  #mgk-rapid5 .compare-row {\n    display: flex;\n    gap: 12px;\n    padding: 8px 0;\n    border-top: 1px solid #f0f0f0;\n  }\n  #mgk-rapid5 .compare-row:first-of-type { border-top: none; }\n  #mgk-rapid5 .compare-label {\n    flex: 0 0 45%;\n    font-weight: 600;\n    color: #333;\n  }\n  #mgk-rapid5 .compare-value {\n    flex: 1;\n    color: #333;\n  }\n  #mgk-rapid5 .highlight-card { background: #fffbe6; border-color: #f2e6a6; }\n}\n\u003c\/style\u003e\n\n\u003cp\u003e\u003cspan class=\"b\"\u003eRapid Rhizo Pre-Poured Sterilized Agar Plates (5-Pack)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"b\"\u003eFreshly poured. Lab sterile. Rhizomorphic results.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003c!-- 360° VIDEO (TOP) --\u003e\n\u003cdiv class=\"video-wrap fade-in-video\"\u003e\n\u003cdiv class=\"video-shell\"\u003e\u003cvideo autoplay=\"autoplay\" loop=\"loop\" muted=\"\" playsinline=\"\" preload=\"metadata\"\u003e\n      \u003csource src=\"https:\/\/cdn.shopify.com\/videos\/c\/o\/v\/d3c1e89ffc904ed297b9aae4840cb10a.mp4\" type=\"video\/mp4\"\u003e\u003c\/video\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp class=\"video-caption\"\u003e360° view: see the style of growth, fill level, and finish of each pre-poured plate.\u003c\/p\u003e\n\u003cp class=\"video-caption\"\u003e \u003c\/p\u003e\n\n\u003cp\u003eTake your mycology work to the next level with our \u003cspan class=\"b\"\u003eRapid Rhizo Agar Plates\u003c\/span\u003e—expertly formulated to promote fast, aggressive \u003cspan class=\"b\"\u003erhizomorphic mycelium growth\u003c\/span\u003e. Whether you’re cleaning up samples, isolating top genetics, or showcasing final transfers, these sterilized malt extract agar plates make clean culture work easier and more repeatable.\u003c\/p\u003e\n\u003cp\u003eUnlike agar plates that sit on shelves for weeks, ours are \u003cspan class=\"b\"\u003emade fresh daily\u003c\/span\u003e in a controlled clean-room workflow, \u003cspan class=\"b\"\u003emachine poured for precision\u003c\/span\u003e, and sealed in polyolefin packaging to help lock in freshness. It’s the highest standard in pre-poured agar—no shortcuts.\u003c\/p\u003e\n\u003chr\u003e\n\n\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003e(5) 90mm Rapid Rhizo Agar Plates\u003c\/span\u003e – pre-poured and sealed\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eCustom nutrient + yeast blend\u003c\/span\u003e designed to encourage rhizomorphic growth\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eClean-room poured\u003c\/span\u003e with consistency-focused quality control\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eSealed fresh\u003c\/span\u003e in polyolefin packaging to help preserve moisture\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eStorage:\u003c\/span\u003e refrigerate and use within \u003cspan class=\"b\"\u003e3–4 weeks\u003c\/span\u003e for best results\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\n\u003ch2\u003eWhy Rhizomorphic Mycelium Matters\u003c\/h2\u003e\n\u003cp\u003eNot all mycelium is created equal. While \u003cspan class=\"b\"\u003etomentose\u003c\/span\u003e growth appears fluffy and matted, \u003cspan class=\"b\"\u003erhizomorphic\u003c\/span\u003e mycelium grows in strong, threadlike strands that spread rapidly and colonize efficiently. Rapid Rhizo plates are designed to encourage this prized growth structure, making it easier to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eSelect strong sectors\u003c\/span\u003e for faster colonization\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eIsolate clean genetics\u003c\/span\u003e through transfers\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eCreate showcase plates\u003c\/span\u003e for final “keeper” cultures\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\n\u003ch2\u003eLab Precision, Every Time\u003c\/h2\u003e\n\u003cp\u003eAll our agar is machine-prepped and machine-filled for unmatched consistency. Each batch is:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eSterilized\u003c\/span\u003e at \u003cspan class=\"b\"\u003e18 PSI for 30 minutes\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eDispensed\u003c\/span\u003e with a precise \u003cspan class=\"b\"\u003e25ml\u003c\/span\u003e fill per plate\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eCooled and capped\u003c\/span\u003e under \u003cspan class=\"b\"\u003eUV-C light\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"b\"\u003eLabeled and sealed\u003c\/span\u003e immediately for freshness\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis system minimizes human error and helps ensure every plate arrives clean, consistent, and ready for reliable growth.\u003c\/p\u003e\n\u003chr\u003e\n\n\u003ch2\u003eWhich Agar Plate Should I Choose?\u003c\/h2\u003e\n\u003cp\u003eDifferent agar recipes shine at different stages—spore germination, contamination checks, clean transfers, and final display plates. Use this guide to pick the right plate for your goal.\u003c\/p\u003e\n\u003cdiv class=\"compare-wrap\"\u003e\n\u003c!-- Desktop Table --\u003e\n\u003cdiv class=\"compare-table-desktop\" style=\"overflow-x: auto;\"\u003e\n\u003ctable class=\"compare-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eAgar Type\u003c\/th\u003e\n\u003cth\u003eBest For\u003c\/th\u003e\n\u003cth\u003eWhy Growers Use It\u003c\/th\u003e\n\u003cth\u003eRecommended Stage\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr class=\"highlight-row\"\u003e\n\u003ctd\u003e\n\u003cspan class=\"b\"\u003eRapid Rhizo\u003c\/span\u003e (This Listing)\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"b\"\u003e2nd \u0026amp; 3rd transfers\u003c\/span\u003e, clean isolation, showcase plates\u003c\/td\u003e\n\u003ctd\u003eEncourages aggressive, threadlike growth patterns that are easy to select and preserve\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"b\"\u003eAfter first clean-up\u003c\/span\u003e → final transfers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eRegular LME \/ MEA\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"b\"\u003eSpore germination\u003c\/span\u003e, first plates, contamination checks\u003c\/td\u003e\n\u003ctd\u003eA reliable baseline media that makes early growth and contaminants easier to evaluate\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan class=\"b\"\u003eStart here\u003c\/span\u003e → first transfer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eBlack MEA\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eHigh visibility growth, photo-friendly plates, subtle sector spotting\u003c\/td\u003e\n\u003ctd\u003eDark background increases contrast so mycelium edges, sectors, and early contaminants stand out\u003c\/td\u003e\n\u003ctd\u003eAny stage (especially when evaluating detail)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"b\"\u003eManure-Enriched \/ Conditioning Agar\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003ePreparing cultures for bulk substrates, performance testing\u003c\/td\u003e\n\u003ctd\u003eHelps “condition” cultures to richer environments and evaluate how genetics behave on supplemented media\u003c\/td\u003e\n\u003ctd\u003eMid-to-late stage (after clean culture)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- Mobile Cards --\u003e\n\u003cdiv class=\"compare-cards\"\u003e\n\u003cdiv class=\"compare-card highlight-card\"\u003e\n\u003ch3\u003eRapid Rhizo (This Listing)\u003c\/h3\u003e\n\u003cdiv class=\"compare-row\"\u003e\n\u003cdiv class=\"compare-label\"\u003eBest For\u003c\/div\u003e\n\u003cdiv class=\"compare-value\"\u003e2nd\/3rd transfers, isolation, showcase\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"compare-row\"\u003e\n\u003cdiv class=\"compare-label\"\u003eWhy\u003c\/div\u003e\n\u003cdiv class=\"compare-value\"\u003eEncourages aggressive, threadlike growth that’s easy to select\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"compare-row\"\u003e\n\u003cdiv class=\"compare-label\"\u003eStage\u003c\/div\u003e\n\u003cdiv class=\"compare-value\"\u003e\n\u003cspan class=\"b\"\u003eAfter first clean-up\u003c\/span\u003e → final transfers\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"compare-card\"\u003e\n\u003ch3\u003eRegular LME \/ MEA\u003c\/h3\u003e\n\u003cdiv class=\"compare-row\"\u003e\n\u003cdiv class=\"compare-label\"\u003eBest For\u003c\/div\u003e\n\u003cdiv class=\"compare-value\"\u003eSpore germination, first plates, contamination checks\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"compare-row\"\u003e\n\u003cdiv class=\"compare-label\"\u003eWhy\u003c\/div\u003e\n\u003cdiv class=\"compare-value\"\u003eReliable baseline media for early evaluation\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"compare-row\"\u003e\n\u003cdiv class=\"compare-label\"\u003eStage\u003c\/div\u003e\n\u003cdiv class=\"compare-value\"\u003e\n\u003cspan class=\"b\"\u003eStart here\u003c\/span\u003e → first transfer\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"compare-card\"\u003e\n\u003ch3\u003eBlack MEA\u003c\/h3\u003e\n\u003cdiv class=\"compare-row\"\u003e\n\u003cdiv class=\"compare-label\"\u003eBest For\u003c\/div\u003e\n\u003cdiv class=\"compare-value\"\u003eContrast\/visibility, photos, detail spotting\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"compare-row\"\u003e\n\u003cdiv class=\"compare-label\"\u003eWhy\u003c\/div\u003e\n\u003cdiv class=\"compare-value\"\u003eDark background makes growth edges\/sectors pop\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"compare-row\"\u003e\n\u003cdiv class=\"compare-label\"\u003eStage\u003c\/div\u003e\n\u003cdiv class=\"compare-value\"\u003eAny stage\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"compare-card\"\u003e\n\u003ch3\u003eManure-Enriched \/ Conditioning Agar\u003c\/h3\u003e\n\u003cdiv class=\"compare-row\"\u003e\n\u003cdiv class=\"compare-label\"\u003eBest For\u003c\/div\u003e\n\u003cdiv class=\"compare-value\"\u003eConditioning, performance testing on richer media\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"compare-row\"\u003e\n\u003cdiv class=\"compare-label\"\u003eWhy\u003c\/div\u003e\n\u003cdiv class=\"compare-value\"\u003eEnhanced growth and speed on supplemented nutrition\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"compare-row\"\u003e\n\u003cdiv class=\"compare-label\"\u003eStage\u003c\/div\u003e\n\u003cdiv class=\"compare-value\"\u003eMid-to-late stage\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 0.9em; margin-top: 10px;\"\u003e\u003cspan class=\"b\"\u003eTip:\u003c\/span\u003e Many growers start spores on \u003cspan class=\"b\"\u003eLME\/MEA\u003c\/span\u003e, clean up on early transfers, then finish on \u003cspan class=\"b\"\u003eRapid Rhizo\u003c\/span\u003e (or use \u003cspan class=\"b\"\u003eBlack MEA\u003c\/span\u003e when contrast matters).\u003c\/p\u003e\n\u003chr\u003e\n\n\u003ch2\u003eWhat Is Agar and How Do I Use It?\u003c\/h2\u003e\n\u003cp\u003eAgar is a jelly-like medium used to grow and isolate mycelium in sterile conditions. Add a tiny amount of spore solution, tissue, or liquid culture to the plate and incubate. In a few days, you’ll see mycelium growth—then you can transfer clean sectors into grain jars, spawn bags, or liquid culture.\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"b\"\u003eUsing agar lets you:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIsolate strong mycelium\u003c\/li\u003e\n\u003cli\u003eDetect and avoid contamination\u003c\/li\u003e\n\u003cli\u003eWork with clean, vigorous cultures\u003c\/li\u003e\n\u003cli\u003eImprove reliability, speed, and overall results\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\n\u003ch2\u003eSee How Our Agar Plates Are Made\u003c\/h2\u003e\n\u003cp\u003eWatch our agar pouring machine and clean lab workflow—from sterile prep to precision fills—so you know exactly what you’re getting.\u003c\/p\u003e\n\u003c!-- LAB VIDEO (BOTTOM) --\u003e\n\u003cdiv class=\"video-wrap fade-in-video\"\u003e\n\u003cdiv class=\"video-shell\"\u003e\u003cvideo autoplay=\"autoplay\" loop=\"loop\" muted=\"\" playsinline=\"\" preload=\"metadata\"\u003e\n      \u003csource src=\"https:\/\/cdn.shopify.com\/videos\/c\/o\/v\/5dc49b5b892a4ecea484fdde060693d8.mp4\" type=\"video\/mp4\"\u003e\u003c\/video\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp class=\"video-caption\"\u003eBehind the scenes: our clean-room agar prep + machine pouring workflow.\u003c\/p\u003e\n\u003chr\u003e\n\n\u003ch2\u003eLearn More\u003c\/h2\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/www.midwestgrowkits.com\/blogs\/blog-1-growing-101-more\/how-to-use-agar-plates-for-mushroom-cultivation-2026-guide\" target=\"_blank\"\u003e\u003cspan class=\"b\"\u003eLearn more about using agar plates here\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/www.youtube.com\/watch?v=pnnOoNtJwG8\" target=\"_blank\"\u003e\u003cspan class=\"b\"\u003eWatch a video on agar and agar slants here\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Midwest Grow Kits","offers":[{"title":"Default Title","offer_id":44595534856295,"sku":"AGR9","price":8.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3699\/8759\/files\/Rapid_rhizo_plates_10_pack_2026_web_new.jpg?v=1789057556","url":"https:\/\/fernprairiemycosupplies.com\/products\/rapid-rhizo-pre-poured-sterilized-agar-plates-5-pack","provider":"Fern Prairie Myco Supplies","version":"1.0","type":"link"}