{"title":"Mushroom Substrates","description":"\u003cdiv class=\"shogun-root\" data-shogun-id=\"67d9de9d3d6d06faf46a44ac\" data-shogun-site-id=\"5abd4f72-7e84-4889-ace5-afded4910a0c\" data-shogun-page-id=\"67d9de9d3d6d06faf46a44ac\" data-shogun-page-version-id=\"67d9de9d3d6d06faf46a44ad\" data-shogun-platform-type=\"shopify\" data-shogun-variant-id=\"67d9de9d3d6d06faf46a44ae\" data-shogun-page-type=\"category\" data-shogun-power-up-type=\"\" data-shogun-power-up-id=\"\" data-region=\"main\"\u003e \u003cdiv id=\"s-529e663b-2e68-4a60-b628-dde4d78add57\" class=\"shg-c \"\u003e \u003c\/div\u003e \u003c\/div\u003e","products":[{"product_id":"sterilized-grain-bags-with-injection-ports-3lbs","title":"Organic Sterilized Grain Bag with Injection Port","description":"\u003cp\u003eSuccessful mushroom cultivation begins with a high-quality, sterile substrate. Our \u003cstrong\u003eOrganic Sterilized Grain Bag with Injection Port\u003c\/strong\u003e offers indoor growers a dependable and convenient foundation for robust mycelial development and spawn production.\u003c\/p\u003e\u003cp\u003eEach 3lb bag contains a meticulously prepared blend of organic grains, selected to provide optimal nutrition. This substrate undergoes rigorous sterilization to eliminate contaminants, ensuring a clean and ideal environment for your chosen culture to thrive.\u003c\/p\u003e\u003cp\u003eThe integrated, self-healing injection port streamlines inoculation. This durable port allows for safe, repeated access without compromising sterility, making transfers efficient for both hobbyists and commercial growers.\u003c\/p\u003e\u003cp\u003eIdeal for creating grain spawn or as a foundational component for bulk substrates, this bag supports vigorous growth. It’s a critical first step towards a bountiful mushroom harvest, facilitating successful mycology projects.\u003c\/p\u003e\u003cp\u003eRefer to our detailed cultivation guides for proper inoculation techniques and environmental conditions to maximize the potential of your sterilized grain bag.\u003c\/p\u003e","brand":"North Spore","offers":[{"title":"Default Title","offer_id":43067821162598,"sku":"EQUIP-INJECTBAG-3LB","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2418\/8179\/files\/sterile-substrate-organic-sterilized-grain-bag-with-injection-port-1202619527.png?v=1762208442"},{"product_id":"boomr-bag-manure-based-sterile-substrate-5lb","title":"‘Boomr Bag’ Manure-Based Sterile Mushroom Substrate","description":"\u003cp\u003eElevate your indoor mushroom cultivation with North Spore’s \u003cstrong\u003e‘Boomr Bag’ Manure-Based Sterile Mushroom Substrate\u003c\/strong\u003e. This premium, ready-to-use sterile substrate provides an ideal foundation for successful and bountiful yields, especially for dung-loving mushroom varieties.\u003c\/p\u003e\u003cp\u003eEach ‘Boomr Bag’ contains a precisely formulated blend of pasteurized manure, coco coir, vermiculite, and gypsum, ensuring a rich, nutrient-dense environment. Our meticulous sterilization process guarantees a contaminant-free start, critical for minimizing risks during inoculation and colonization.\u003c\/p\u003e\u003cp\u003eDesigned for optimal mushroom colonization, this sterile substrate significantly reduces the likelihood of competing molds and bacteria, fostering vigorous mycelial growth. Its robust nutritional profile supports healthy fruiting body development, leading to consistent and high-quality harvests. Key advantages of this premium substrate include:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReduced contamination risk for cultivators\u003c\/li\u003e\n\u003cli\u003eOptimal nutrient delivery specifically for dung-loving mushroom varieties\u003c\/li\u003e\n\u003cli\u003eConsistent moisture retention for stable growth environments\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe convenient 5lb ‘Boomr Bag’ is perfectly suited for use in monotubs, grow tents, and other controlled indoor growing systems. Its consistent moisture content and balanced aeration properties contribute to a stable microclimate essential for mushroom development.\u003c\/p\u003e\u003cp\u003eFor best results, integrate the ‘Boomr Bag’ into your sterile cultivation practices. Refer to our detailed guides on substrate preparation and inoculation techniques to maximize the potential of your mushroom grow. Explore North Spore's full range of \u003ca href=\"#\"\u003emushroom growing supplies\u003c\/a\u003e to complete your setup.\u003c\/p\u003e","brand":"North Spore","offers":[{"title":"Default Title","offer_id":40213449998438,"sku":"EQUIP-BOOMR-5LB","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2418\/8179\/files\/sterile-substrate-boomr-bag-manure-based-sterile-mushroom-substrate-1202701300.png?v=1762216248"},{"product_id":"wood-lovr-wood-chip-based-sterile-substrate-5lb","title":"‘Wood Lovr’ Organic Hardwood-Based Sterile Mushroom Substrate","description":"\u003cp\u003eAchieving successful mushroom cultivation begins with a high-quality substrate. The \u003cstrong\u003e‘Wood Lovr’ Hardwood-Based Sterile Mushroom Substrate\u003c\/strong\u003e from North Spore is meticulously prepared to provide an optimal foundation for your fungal projects, minimizing contamination risks and maximizing yields for dedicated indoor growers.\u003c\/p\u003e\n\u003cp\u003eThis premium, ready-to-use sterile substrate is formulated from organic hardwood materials, renowned for their nutritional value and structural integrity for lignicolous mushroom species. Our precise sterilization process ensures a contaminant-free environment, crucial for robust mycelial colonization.\u003c\/p\u003e\n\u003cp\u003eDesigned for immediate application, 'Wood Lovr' eliminates the time and effort required for self-sterilization, allowing you to focus directly on inoculation and fruiting. Its balanced composition supports vigorous growth, contributing to higher quality and more abundant harvests.\u003c\/p\u003e\n\u003cp\u003eIdeal for use with monotubs, grow bags, and other indoor cultivation systems, this substrate is perfect for mycology enthusiasts, educators, and commercial growers seeking reliable, professional-grade materials. Elevate your cultivation practices with a product engineered for consistency.\u003c\/p\u003e\n\u003cp\u003eExplore the full potential of your mushroom grow with \u003cstrong\u003e‘Wood Lovr’ Hardwood-Based Sterile Mushroom Substrate\u003c\/strong\u003e. For best results, consult our detailed cultivation guides available on the North Spore website.\u003c\/p\u003e","brand":"North Spore","offers":[{"title":"Default Title","offer_id":40213450752102,"sku":"EQUIP-WOODLOVR-5LB","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2418\/8179\/files\/sterile-substrate-wood-lovr-organic-hardwood-based-sterile-mushroom-substrate-1202701295.png?v=1762216237"},{"product_id":"mastr-mix-sterile-mushroom-bulk-substrate","title":"'Mastr Mix' Sterile Soyhull \u0026 Hardwood Bulk Substrate","description":"\u003cp\u003eOur premium sterilized ‘Mastr Mix’ contains a blend of hardwood sawdust, non-GMO soyhulls, and select substrate amendments. This proprietary blend is formulated for higher yields and has a pleasant, leafy, deep veggie aroma (thanks to the premium soyhulls used in our recipe).\u003c\/p\u003e\n\u003cp\u003eAfter more than a year of development, the result is a product with a better nutritional profile for a faster mycelial run (and even better yields than the original mix mushroom growers have come to love!) ‘Mastr Mix’ is an ideal bulk substrate for use with any of our \u003ca href=\"https:\/\/northspore.com\/collections\/grain-spawn\" data-cke-saved-href=\"https:\/\/northspore.com\/collections\/grain-spawn\"\u003egrain spawn\u003c\/a\u003e strains.\u003c\/p\u003e\n\u003cp\u003eThis bulk substrate is ideal for fruiting straight from the bag in a controlled environment (like a \u003ca href=\"https:\/\/northspore.com\/collections\/martha-tents-supplies\" data-cke-saved-href=\"https:\/\/northspore.com\/collections\/martha-tents-supplies\"\u003emartha tent\u003c\/a\u003e or \u003ca href=\"https:\/\/northspore.com\/collections\/monotubs\" data-cke-saved-href=\"https:\/\/northspore.com\/collections\/monotubs\"\u003emonotub\u003c\/a\u003e).\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eMoisture content: Each bag is optimally hydrated for fast colonization times and top yields.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow to use:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFor 3 lb. bag of inoculated grain spawn - we recommend 8-12 bags of Mastr Mix\u003c\/li\u003e\n\u003cli\u003eFor 6 lb. bag of inoculated grain spawn - we recommend 16-24 bags of Mastr Mix\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003e(Higher inoculation rates may improve colonization times and yield.)\u003c\/em\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c!----\u003e","brand":"North Spore","offers":[{"title":"Default Title","offer_id":41485990428774,"sku":"EQUIP-MASTRMIX-5LB","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2418\/8179\/files\/sterile-substrate-mastr-mix-sterile-soyhull-hardwood-bulk-substrate-1202701281.png?v=1762215888"},{"product_id":"cvg-coco-vermiculite-gypsum-classic-bulk-substrate","title":"CVG (Coco Vermiculite Gypsum) Sterile Bulk Substrate","description":"\u003cp\u003eOur ready-to-use CVG blend starts with our own RHP-certified \u003ca href=\"https:\/\/northspore.com\/collections\/coco-coir\"\u003eMycoCoco\u003c\/a\u003e as the base (the first coco coir researched and selected specifically for its mushroom cultivation qualities). We then add asbestos-free, horticulture-grade, US-sourced \u003ca href=\"https:\/\/northspore.com\/collections\/substrate-supplements\/products\/bulk-vermiculite-fine-medium-for-mushroom-cultivation\"\u003evermiculite\u003c\/a\u003e and complete the trifecta with OMRI-approved gypsum. These components have a low bacterial load and low nitrogen levels making them less prone to contamination and ideal for beginner growers. The result is a perfect balanced substrate for mushroom spawn to prosper and fruit. \u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eMoisture content: Each bag is optimally hydrated for fast colonization times and top yields.\u003c\/em\u003e \u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpawn to bulk ratio:\u003c\/strong\u003e \u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eWe recommended mixing 1 colonized grain spawn bag with 2-4 bags of CVG. (Higher inoculation rates may improve your success.)\u003c\/p\u003e","brand":"North Spore","offers":[{"title":"Default Title","offer_id":42254809694310,"sku":"EQUIP-CVG-5LB","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2418\/8179\/files\/sterile-substrate-cvg-coco-vermiculite-gypsum-sterile-bulk-substrate-1202701299.png?v=1762215890"},{"product_id":"hb4-sterile-mushroom-substrate","title":"HB4 (Home Blend v4) Sterile Mushroom Substrate","description":"\u003cp\u003eThis high-performance formula features a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e50\/50 mix of worm castings and coco coir\u003c\/strong\u003e, enhanced with a custom nutrient pack formulated specifically for the\u003cspan\u003e \u003c\/span\u003e\u003cem\u003elegal\u003c\/em\u003e\u003cspan\u003e \u003c\/span\u003ecultivation of dung-loving mushroom species. It’s the same substrate that fueled the award-winning strain crowned at the Denver Psychedelic Cup 2024 — a true benchmark for consistency and potency.\u003c\/p\u003e\n\u003cp\u003eClean, nutrient-rich, and eco-conscious, HB4 offers a manure-free alternative to traditional dung-based substrates without compromising results.\u003c\/p\u003e","brand":"North Spore","offers":[{"title":"Default Title","offer_id":43442027200614,"sku":"JAMO-HB4","price":29.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2418\/8179\/files\/sterile-substrate-hb4-home-blend-v4-sterile-mushroom-substrate-1202701280.png?v=1762215651"}],"url":"https:\/\/northspore.com\/de-de\/collections\/mushroom-substrates.oembed","provider":"North Spore","version":"1.0","type":"link"}