{"id":4132,"date":"2023-07-15T21:53:17","date_gmt":"2023-07-15T21:53:17","guid":{"rendered":"https:\/\/mycosupplies.eu\/?post_type=product&#038;p=4132"},"modified":"2026-10-27T10:03:24","modified_gmt":"2026-10-27T10:03:24","slug":"mushroom-substrate-bag-4000cc","status":"publish","type":"product","link":"https:\/\/mycosupplies.eu\/de-at\/product\/mushroom-substrate-bag-4000cc\/","title":{"rendered":"Substrate mix &#8211; 4000cc (XLS-B)"},"content":{"rendered":"<p>This mushroom substrate bag holds 4000cc of hydrated, sterilized coir and vermiculite in an XLS-B filter bag.<\/p>\n<p>The Simple Mix substrate bag contains 4 liter of perfect simple blend of coir and vermiculite \u2013 all meticulously hydrated and sterilized to perfection. With this hassle-free substrate, you can skip the laborious preparation and dive straight into cultivating your favorite mushrooms.<\/p>\n<p>Our substrate contains optimal moisture for vigorous mycelium growth, ensuring robust and healthy mushrooms. Whether you&#8217;re a novice or an experienced grower, our Simple Mix substrate bag guarantees exceptional results with ease.<\/p>\n<p>Just open the bag, inoculate using your favorite mushroom grain spawn, and witness the magic as the mycelium thrives within our perfectly hydrated and sterilized substrate. Enjoy higher success rates and bountiful harvests without the guesswork.<\/p>\n<h2>How to Use This Mushroom Substrate Bag 4000cc<\/h2>\n<p>This mushroom substrate is a sterilized mix of 75% coir and 25% vermiculite. Because it is ready to use, you skip the soaking and sterilizing. As a result, you save hours of work and reduce contamination risk.<\/p>\n<p>First, wait until your <a href=\"\/product\/grain-spawn-bag-with-sterilized-corn\/\">grain spawn<\/a> is fully colonized. Then mix the grain with the mushroom substrate. Next, close the bag and let it colonize. Finally, move it to fruiting conditions with fresh air and indirect light.<\/p>\n<p>In addition, the 4000cc size fits most monotubs and large bags. For smaller grows, choose the <a href=\"\/product\/coco-coir-mushroom-substrate\/\">2000cc coco coir substrate<\/a>. Learn more about <a href=\"\/2025\/04\/12\/gypsum-in-mushroom-substrate\/\">gypsum for mushrooms<\/a>, <a href=\"\/2023\/06\/04\/how-to-grow-mushrooms\/\">how to grow mushrooms<\/a> and <a href=\"https:\/\/en.wikipedia.org\/wiki\/Vermiculite\" target=\"_blank\" rel=\"noopener\">vermiculite<\/a>.<\/p>\n<p>Key details:<\/p>\n<ul>\n<li><strong>Volume:<\/strong> 4000cc<\/li>\n<li><strong>Mix:<\/strong> 75% coco coir and 25% vermiculite, hydrated and sterilized<\/li>\n<li><strong>Bag:<\/strong> XLS-B Unicorn filter bag<\/li>\n<\/ul>\n<p>Want to fine-tune your own substrate? Read our guide on <a href=\"\/2025\/04\/12\/gypsum-in-mushroom-substrate\/\">gypsum for mushrooms<\/a>.<\/p>\n<p>Want to understand substrates better? Read our <a href=\"\/2026\/10\/23\/mushroom-substrate-guide\/\">mushroom substrate guide<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sterilized Simple Mix substrate bag.<\/p>\n<p>\u2013 75% Coir<\/p>\n<p>\u2013 25% Vermiculite<\/p>\n<p>\u2013 XLS-B bag with 5.0\u03bcm filter<\/p>\n","protected":false},"featured_media":4799,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[79,71],"product_tag":[],"class_list":["post-4132","product","type-product","status-publish","has-post-thumbnail","product_cat-bundles","product_cat-grain-substrate","first","instock","sale","taxable","shipping-taxable","purchasable","product-type-simple"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.8 (Yoast SEO v28.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Mushroom Substrate Bag 4000cc \u2013 Sterilized | MycoSupplies<\/title>\n<meta name=\"description\" content=\"Mushroom substrate bag (4000cc): sterilized 75% coir and 25% vermiculite in an XLS-B bag with 5.0\u00b5m filter. 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