{"product_id":"reusable-silicone-grow-medium-small-sprouting-tray","title":"4.5 x 7.8 Reusable Silicone Grow Medium for Small Sprouting Trays, 1.2mm","description":"\u003cp\u003eGrowing microgreens in Small (Miniature) Sprouting Trays? This reusable silicone grow medium is pre-cut to fit perfectly, giving you a clean, soil-free growing surface that holds up for months of continuous use.\u003c\/p\u003e\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-Cut Dimensions: \u003c\/strong\u003e4.5\" x 7.825\", fits Small (Miniature) Sprouting Trays perfectly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHole Size: \u003c\/strong\u003e1.2mm, great for moisture retention\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Food-grade platinum-cured silicone with a fiberglass core for durability. 3rd party tested for FDA compliance. LFGB tested and compliant.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifespan: \u003c\/strong\u003eRated for 20 to 30+ grow cycles per sheet with proper care\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Growers Choose Silicone\u003c\/h2\u003e\n\u003cp\u003eThe flexible design makes handling, seeding, and cleanup easier in the compact sprouting tray format. It supports moisture retention and root aeration while staying gentle on your hands when you harvest and clean up. Root removal is faster than it is on a rigid surface, which matters when you are running several small trays at once.\u003c\/p\u003e\n\u003cp\u003eWorks well with most popular microgreen varieties including Sunflower, Radish, Broccoli, Arugula, Basil, Cabbage, Kohlrabi, and most Brassica family crops.\u003c\/p\u003e\n\u003ch2\u003eCare and Maintenance\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCleaning: After you harvest, use our \u003ca href=\"https:\/\/onthegrow.net\/products\/microgreen-medium-scraper\"\u003eMicrogreen Medium Scraper\/Cleaning Tool\u003c\/a\u003e to remove root residue. Wash with warm water and a free-and-clear dish soap, or another silicone-safe, food-safe soap.\u003c\/li\u003e\n\u003cli\u003eSanitization: For deeper sanitation between grows, carefully pour boiling water over the mat or submerge it for 1 to 2 minutes. Allow to air dry fully before reuse.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/onthegrow.net\/blogs\/news\/meet-our-new-reusable-microgreen-grow-medium-silicone\"\u003eRead our complete silicone care guide\u003c\/a\u003e for stain troubleshooting and long-term maintenance tips.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSeed Compatibility\u003c\/h2\u003e\n\u003cp\u003e✅ Works Well With: Sunflower, Pea, Radish, Broccoli, Kale, Cabbage, Arugula, Basil, Mustard Greens, Kohlrabi, and most Brassica varieties\u003c\/p\u003e\n\u003cp\u003e⚠️ More Challenging: Amaranth, very fine Mustard seeds, and other tiny seeds may require adjustments\u003c\/p\u003e\n\u003cp\u003e❌ Not Recommended: Swiss Chard, Beets, and Cilantro, which perform better in soil or coco coir\u003c\/p\u003e\n\u003cp\u003e💡 Best Without a Medium: Pea varieties with aggressive root systems often perform best directly on mesh trays\u003c\/p\u003e\n\u003ch2\u003ePrefer Stainless Steel?\u003c\/h2\u003e\n\u003cp\u003eWe offer this same pre-cut size in 316-grade stainless steel if you want a rigid surface that resists cuts and tears. Not sure which suits your setup? Our \u003ca href=\"https:\/\/onthegrow.tv\/ReusableSamplerPack\"\u003e10x10 Sampler Pack\u003c\/a\u003e includes both materials so you can test them side by side.\u003c\/p\u003e\n\u003ch2\u003eMore Sizes Available\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/onthegrow.net\/products\/1020-reusable-microgreen-grow-mediums-silicone-stainless-steel\"\u003e10x20 Size\u003c\/a\u003e for standard full-size trays\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/onthegrow.net\/products\/1020-reusable-microgreen-grow-mediums-silicone-stainless-steel\"\u003e10x10 Size\u003c\/a\u003e for half-size growing\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/onthegrow.net\/collections\/reusable-microgreen-grow-mediums\"\u003eLarge Sprout Tray Size\u003c\/a\u003e for larger sprouting systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/onthegrow.net\/collections\/all\/reusable-mediums\"\u003eBrowse all reusable grow medium sizes here\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003e1-Year Warranty\u003c\/h2\u003e\n\u003cp\u003eAll silicone mesh screens are backed by our 1-year warranty. Grow with confidence.\u003c\/p\u003e\n\u003ch2\u003eImportant Product Disclaimers\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePlease review our \u003ca href=\"https:\/\/onthegrow.net\/pages\/safety-disclaimer-for-stainless-steel-medium-use\"\u003eReusable Grow Medium Safety Disclaimer\u003c\/a\u003e before purchasing\u003c\/li\u003e\n\u003cli\u003eTrays, seeds, and other items shown in photos are NOT included\u003c\/li\u003e\n\u003cli\u003eSilicone staining: Some seed varieties may cause natural staining on the surface. This does not affect performance.\u003c\/li\u003e\n\u003cli\u003eFiberglass core: Replace your mat if you notice tears, deep cuts, or significant wear that could compromise the fiberglass core integrity. \u003ca href=\"https:\/\/onthegrow.net\/blogs\/news\/meet-our-new-reusable-microgreen-grow-medium-silicone\"\u003eLearn more about replacement timing\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eNot recommended for: Swiss Chard, Beets, Cilantro\u003c\/li\u003e\n\u003cli\u003eNUTRITIONAL CONTENT DISCLAIMER: This product is an inert growing medium that does not add or remove nutrients from your crops. We make NO claims about nutritional content or nutrient density of microgreens grown using this product. Nutrient density depends on many factors outside our control including seed variety, water quality, light, fertilizers, and growing conditions, not the growing medium itself. We have not conducted laboratory testing and are not nutritionists. For the complete nutritional disclaimer, see our \u003ca href=\"https:\/\/onthegrow.net\/pages\/safety-disclaimer-for-stainless-steel-medium-use\"\u003eSafety Disclaimer page\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"On The Grow","offers":[{"title":"SILICONE: 2-pack - Small Sprouting Mesh","offer_id":43825560354971,"sku":"","price":4.97,"currency_code":"USD","in_stock":true},{"title":"SILICONE: 10-pack - Small Sprouting Mesh","offer_id":43825560387739,"sku":"","price":19.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0594\/0278\/0827\/files\/radish-microgreens-on-silicone-reusable-grow-medium-small-sprouting-tray.jpg?v=1776124094","url":"https:\/\/onthegrow.net\/products\/reusable-silicone-grow-medium-small-sprouting-tray","provider":"On The Grow","version":"1.0","type":"link"}