{"id":608,"date":"2022-11-12T15:20:02","date_gmt":"2022-11-12T19:20:02","guid":{"rendered":"https:\/\/hazel-grove.ca\/hazelgrove\/blog\/?p=608"},"modified":"2022-11-12T15:26:05","modified_gmt":"2022-11-12T19:26:05","slug":"inoculating-sawdust-substrates-with-grain-spawn","status":"publish","type":"post","link":"https:\/\/hazel-grove.ca\/hazelgrove\/blog\/inoculating-sawdust-substrates-with-grain-spawn\/","title":{"rendered":"Inoculating Sawdust Substrates with Grain Spawn"},"content":{"rendered":"\n<p><\/p>\n\n\n\n<p>When inoculating your substrate you will want to perform this under aseptic conditions to prevent contamination. This is best done in front of a flow hood. Be sure to clean your workspace, wash your hands and forearms, and put on a face mask, and gloves. Have a spray bottle of 70% isopropyl alcohol for disinfecting your gloved hands, equipment and the outside of your spawn bags.<\/p>\n\n\n\n<p>Separate the grains of the colonised spawn while the bag is still closed. Open the sterilised wood substrate bag. Use 2 to 10 % (of target substrate mass) of grain spawn to inoculate wood substrate.<br><\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1920\" height=\"2560\" data-id=\"611\" src=\"https:\/\/hazel-grove.ca\/hazelgrove\/blog\/wp-content\/uploads\/2022\/11\/IMG_20221112_083127_381-1-scaled.jpg\" alt=\"\" class=\"wp-image-611\" srcset=\"https:\/\/hazel-grove.ca\/hazelgrove\/blog\/wp-content\/uploads\/2022\/11\/IMG_20221112_083127_381-1-scaled.jpg 1920w, https:\/\/hazel-grove.ca\/hazelgrove\/blog\/wp-content\/uploads\/2022\/11\/IMG_20221112_083127_381-1-225x300.jpg 225w\" sizes=\"auto, (max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1920\" height=\"2560\" data-id=\"612\" src=\"https:\/\/hazel-grove.ca\/hazelgrove\/blog\/wp-content\/uploads\/2022\/11\/IMG_20221112_083146_485-scaled.jpg\" alt=\"\" class=\"wp-image-612\" srcset=\"https:\/\/hazel-grove.ca\/hazelgrove\/blog\/wp-content\/uploads\/2022\/11\/IMG_20221112_083146_485-scaled.jpg 1920w, https:\/\/hazel-grove.ca\/hazelgrove\/blog\/wp-content\/uploads\/2022\/11\/IMG_20221112_083146_485-225x300.jpg 225w\" sizes=\"auto, (max-width: 709px) 85vw, (max-width: 909px) 67vw, (max-width: 1362px) 62vw, 840px\" \/><\/figure>\n<figcaption class=\"blocks-gallery-caption wp-element-caption\">Grain spawn before and after breaking it up.<\/figcaption><\/figure>\n\n\n\n<p>This next step is done in front of a flow hood. I add approximately 250 g of grain spawn per bag containing 2 kg of the wood substrate.<br>Close the inoculated substrate bag using an impulse sealer. To achieve rapid and equal colonisation, distribute the colonised grain evenly into the fresh substrate, be sure to get the grain to the bottom of your substrate bags. Some find it beneficial to reshake the bag after 5 \u2013 7 days.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-2 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" data-id=\"618\" src=\"https:\/\/hazel-grove.ca\/hazelgrove\/blog\/wp-content\/uploads\/2022\/11\/IMG_20221112_083409_274.jpg\" alt=\"\" class=\"wp-image-618\"\/><figcaption class=\"wp-element-caption\">Grain spawn added to sustrate<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" data-id=\"619\" src=\"https:\/\/hazel-grove.ca\/hazelgrove\/blog\/wp-content\/uploads\/2022\/11\/IMG_20221112_083448_809.jpg\" alt=\"\" class=\"wp-image-619\"\/><figcaption class=\"wp-element-caption\">Sealing bag<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" data-id=\"621\" src=\"https:\/\/hazel-grove.ca\/hazelgrove\/blog\/wp-content\/uploads\/2022\/11\/IMG_20221112_083613_997.jpg\" alt=\"\" class=\"wp-image-621\"\/><figcaption class=\"wp-element-caption\">Sealed bag<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" data-id=\"622\" src=\"https:\/\/hazel-grove.ca\/hazelgrove\/blog\/wp-content\/uploads\/2022\/11\/IMG_20221112_083824_773.jpg\" alt=\"\" class=\"wp-image-622\"\/><figcaption class=\"wp-element-caption\">Grain spawn being moved to bottom of bag<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" data-id=\"623\" src=\"https:\/\/hazel-grove.ca\/hazelgrove\/blog\/wp-content\/uploads\/2022\/11\/IMG_20221112_084106_411.jpg\" alt=\"\" class=\"wp-image-623\"\/><figcaption class=\"wp-element-caption\">Working the grain spawn through substrate<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" data-id=\"620\" src=\"https:\/\/hazel-grove.ca\/hazelgrove\/blog\/wp-content\/uploads\/2022\/11\/IMG_20221112_083854_386.jpg\" alt=\"\" class=\"wp-image-620\"\/><figcaption class=\"wp-element-caption\">Be sure the grain spawn is distributed through the substrate<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" data-id=\"624\" src=\"https:\/\/hazel-grove.ca\/hazelgrove\/blog\/wp-content\/uploads\/2022\/11\/IMG_20221112_084314_029.jpg\" alt=\"\" class=\"wp-image-624\"\/><figcaption class=\"wp-element-caption\">Finished inoculated spawn bags.<\/figcaption><\/figure>\n<\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Inoculating Sawdust Substrates with Grain Spawn<\/p>\n","protected":false},"author":1,"featured_media":609,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"wprm-recipe-roundup-name":"","wprm-recipe-roundup-description":"","footnotes":""},"categories":[5],"tags":[137,122,79,71],"class_list":["post-608","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mushrooms","tag-grain-spawn","tag-growing-mushrooms","tag-hazel_grove_farm","tag-mushrooms"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Inoculating Sawdust Substrates with Grain Spawn &#8212; Hazel Grove Farm Blog<\/title>\n<meta name=\"description\" content=\"When inoculating your substrate you will want to perform this under aseptic conditions to prevent contamination. This is best done in front of a flow hood. Be sure to clean your workspace, wash your hands and forearms, and put on a face mask, and gloves. Have a spray bottle of 70% isopropyl alcohol for disinfecting your gloved hands, equipment and the outside of your spawn bags.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hazel-grove.ca\/hazelgrove\/blog\/inoculating-sawdust-substrates-with-grain-spawn\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Inoculating Sawdust Substrates with Grain Spawn &#8212; Hazel Grove Farm Blog\" \/>\n<meta property=\"og:description\" content=\"When inoculating your substrate you will want to perform this under aseptic conditions to prevent contamination. This is best done in front of a flow hood. 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