{"title":"Substrate Supplements","description":"","products":[{"product_id":"organic-millet-for-grain-spawn-production-and-supplementation","title":"Bulk Organic Millet Grain for Mushroom Cultivation","description":"\u003cdiv class=\"product-description rte\"\u003e\n\u003cdiv class=\"product-description rte\"\u003e\n\u003cp\u003eMillet is an ideal grain for mushroom cultivation and can be used for making mushroom spawn or as a substrate supplement. Millet has a much lower endospore load than rye and wheat, making it less prone to contamination. And its small size means your spawn will have many more inoculation points for the same volume of grain.\u003c\/p\u003e\n\u003cp\u003eBy using millet, the mycelium will spread more evenly and abundantly through the substrate. And, as a high-nutrient medium, it also encourages rapid mycelial expansion.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStorage:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMillet is best stored in a cool, dry place. Because the grains can easily absorb moisture, we recommend storing in food-grade, air tight containers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"North Spore","offers":[{"title":"10 lbs","offer_id":8276191772767,"sku":"MILLET-10LB","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2418\/8179\/files\/cultivation-equipment-bulk-organic-millet-grain-for-mushroom-cultivation-29607705149542.jpg?v=1762457404"},{"product_id":"100-hardwood-sawdust-pellets","title":"Bulk Hardwood Pellets for Mushroom Cultivation","description":"\u003cdiv class=\"product-description rte\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThese chemical-free hardwood pellets are made from a blend of kiln-dried oak and other hardwoods recycled from furniture mill wood scraps. Pellets can be used in sawdust spawn and block production, or as a base substrate.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eHardwood pellets provide a nutrient-rich media for hardwood-loving species, including oysters, chestnuts, lion's mane, and many more. They also offer simplicity and low moisture content, making them easy to work with.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003eStorage:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eHardwood pellets are best stored in a cool, dry place. Because they can easily absorb moisture, we recommend storing in food-grade, air tight containers.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"North Spore","offers":[{"title":"10 lbs","offer_id":8276196982879,"sku":"PELLETS-10LB","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2418\/8179\/files\/cultivating-tools-bulk-hardwood-pellets-for-mushroom-cultivation-29607705051238.jpg?v=1762457406"},{"product_id":"wooden-plugs-for-making-plug-spawn","title":"Bulk Hardwood Dowels for Mushroom Plug Spawn","description":"\u003cp\u003eThese chemical-free, non-sterilized, un-inoculated 1\" fluted hardwood dowels are ideal for mushroom plug spawn production. Aside from being kiln dried, dowels are not treated in any other way. (Note: These plugs do not contain mushroom mycelium.)\u003c\/p\u003e","brand":"North Spore","offers":[{"title":"500 plugs","offer_id":8276326121567,"sku":"EQUIP-PLUGS-500","price":10.99,"currency_code":"USD","in_stock":true},{"title":"2500 plugs","offer_id":8276326154335,"sku":"EQUIP-PLUGS-2500","price":43.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2418\/8179\/files\/cultivating-tools-fluted-hardwood-dowels-for-mushroom-plug-spawn-29605840617574.jpg?v=1762457406"},{"product_id":"coco-coir-for-substrate-and-casing","title":"'Myco Coco' Loose Coco Coir Substrate \u0026 Casing Layer","description":"\u003cp\u003eOur loose hydrated 'Myco Coco' coco coir was developed for superior mycelial growth and provides optimal pH, moisture retention, even gas exchange, and key trace minerals to your mushroom grow. The first coco coir researched and selected specifically for its mushroom cultivation qualities, Myco Coco can be used as both a casing layer and substrate additive. \u003c\/p\u003e\n\u003cp\u003eTriple-washed and buffered to adjust pH and nutrient levels, Myco Coco creates the ideal air-to-water ratio, making it ideal for cultivating gourmet and medicinal mushrooms. RHP certified to guarantee the highest substrate standards in the industry, it is naturally free of pests and weed seeds.\u003c\/p\u003e\n\u003cp\u003eMyco Coco is made from coconut husks, is biodegradable, and is a 100% renewable resource. It also contains traces of Magnesium and Calcium that contribute to the overall growth of mushrooms.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow to use:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAs a casing layer:\u003c\/strong\u003e Coco coir should only be added to fully-colonized substrate covered in mycelium with well-developed primordia and\/or pins beginning to form. Only a thin layer of coco coir (1\/4 to 1\/2 inch) is necessary.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIn bulk substrate:\u003c\/strong\u003e Combine coco coir with other ingredients to your bulk recipe at the desired quantity. Pasteurize or sterilize after combination.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003ePasteurizing:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eCoco coir is naturally resistant to bacteria. However, some users prefer to pasteurize it. Should you choose to do so, we recommend steam pasteurization or a water bath at 180 degrees for 1-2 hours. Once pasteurized, squeeze out excess water and allow to dry before use. (Latex gloves recommended.)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStorage:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCoco coir is best stored in a cool, dry place. Because it can easily absorb moisture, we recommend storing in food-grade, air tight containers.\u003c\/p\u003e","brand":"North Spore","offers":[{"title":"5 lbs","offer_id":32217022791782,"sku":"COCO-5LB","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2418\/8179\/files\/cultivating-tools-myco-coco-loose-coco-coir-substrate-casing-layer-30805952856166.jpg?v=1762458028"},{"product_id":"soy-hull-pellets-for-substrate-production","title":"Bulk Organic Soyhull Pellets for Mushroom Cultivation","description":"\u003cp\u003eThese non-GMO soybean hulls are an agricultural byproduct ideal for substrate supplementation. They provide mushrooms with an excellent source of nitrogen and protein are typically blended with hardwood sawdust to produce fruiting blocks.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStorage:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSoyhull pellets are best stored in a cool, dry place. Because they can easily absorb moisture, we recommend storing in food-grade, air tight containers.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cem\u003e\u003c\/em\u003e\u003c\/p\u003e","brand":"North Spore","offers":[{"title":"10 lbs","offer_id":32217091014758,"sku":"SOYHULLS-10LB","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2418\/8179\/files\/cultivation-equipment-bulk-organic-soy-hull-pellets-for-mushroom-cultivation-29606175146086.jpg?v=1762458028"},{"product_id":"bulk-vermiculite-fine-medium-for-mushroom-cultivation","title":"Bulk Vermiculite for Mushroom Cultivation","description":"\u003cdiv class=\"product-description rte\"\u003e\n\u003cp\u003e\u003cstrong\u003eImprove moisture and nutrient retention!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis asbestos-free, odorless, horticulture-grade vermiculite provides superior moisture and nutrient retention when used as a substrate additive. It also allows for greater aeration, an essential component for larger flushes and faster colonization.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA3 medium coarseness is ideal for mushroom cultivation, as it has greater water retention capacity and can be used for external casings.\u003c\/li\u003e\n\u003cli\u003eIdeal for use in cake-style, manure-based, and straw-based mushroom cultivation methods.\u003c\/li\u003e\n\u003cli\u003eA thin layer can be added to the base of a fruiting chamber to increase ambient humidity.\u003c\/li\u003e\n\u003cli\u003eOMRI Certified - product can be used in certified organic operations under the USDA National Organic Program.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e⚠ CAUTION:\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eAvoid creating dust. Breathing dust may be harmful to your health. Use with adequate ventilation or with respiratory protection.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"North Spore","offers":[{"title":"Default Title","offer_id":40159399084134,"sku":"VERM-1LB","price":4.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2418\/8179\/files\/cultivation-equipment-bulk-vermiculite-for-mushroom-cultivation-1184413456.jpg?v=1755195637"},{"product_id":"myco-coco-dehydrated-coco-coir-substrate-casing-layer","title":"'Myco Coco' Compressed Coco Coir Substrate \u0026 Casing Layer","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\"\u003eOur dehydrated coco coir was developed for superior mycelial growth, providing optimal pH, moisture retention, even gas exchange, and key trace minerals to your mushroom grow. The first coco coir researched and selected specifically for its mushroom cultivation qualities, Myco Coco can be used as both a casing layer and substrate additive. It is also a world-class substrate for growing plants indoors or outdoors.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\"\u003eTriple-washed and buffered to adjust pH and nutrient levels, Myco Coco creates the ideal air-to-water ratio, making it ideal for cultivating gourmet and medicinal mushrooms. RHP certified to guarantee the highest substrate standards in the industry, it is naturally free of pests and weed seeds. Myco Coco is made from coconut husks, is biodegradable, and is a 100% renewable resource. It also contains traces of Magnesium and Calcium that contribute to the overall growth of mushrooms.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\"\u003eCoco coir is widely used in mushroom cultivation due to its microbial resistance, ability to retain moisture, and nutrient composition. It is primarily used as a casing layer in monotubs or as a substrate additive. However, it can also be used in garden beds as an alternative to peat moss.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003c\/span\u003e\u003cstrong\u003eMakes ~1 gallon (3-4 Liters) of coco coir once rehydrated\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eHow to use:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli style=\"font-weight: 400;\" data-mce-fragment=\"1\"\u003e\n\u003cb data-mce-fragment=\"1\"\u003eAs a casing layer:\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\"\u003e Coco coir should only be added to fully-colonized substrate covered in mycelium with well-developed primordia and\/or pins beginning to form. Only a thin layer of coco coir (1\/4 to 1\/2 inch) is necessary.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli style=\"font-weight: 400;\" data-mce-fragment=\"1\"\u003e\n\u003cb data-mce-fragment=\"1\"\u003eIn bulk substrate:\u003c\/b\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\"\u003e After rehydration (see instructions below) combine coco coir with other ingredients to your bulk recipe at the desired quantity. Pasteurize or sterilize after combination.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003ci data-mce-fragment=\"1\"\u003e\u003cspan style=\"font-weight: 400;\" data-mce-fragment=\"1\"\u003eIMPORTANT: Dehydrated coco coir must be rehydrated and pasteurized before use. (Scroll down for complete instructions.)\u003c\/span\u003e\u003c\/i\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eAdditional search terms: Coconut, coir, coconut coir, cocoa coir, casing, casing layer\u003cbr\u003e\u003c\/p\u003e","brand":"North Spore","offers":[{"title":"Default Title","offer_id":40826383827046,"sku":"EQUIP-MYCOCOCO","price":5.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2418\/8179\/files\/cultivating-tools-myco-coco-compressed-coco-coir-substrate-casing-layer-30805878145126.jpg?v=1762458901"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2418\/8179\/collections\/cultivation-equipment-bulk-organic-soy-hull-pellets-for-mushroom-cultivation-29606171410534.jpg?v=1762268990","url":"https:\/\/northspore.com\/de\/collections\/substrate-supplements.oembed","provider":"North Spore","version":"1.0","type":"link"}