12 Pound Sterile Rye Grain / Berries Mushroom Substrate Spawn Bags with 0.5-micron filter

Twelve pounds of nutrient-rich organic sterile rye berries. This product is used as a substrate for growing mushrooms.  Choose between 12 one-pound or 6 two-pound sealed myco / grow bags with a 0.5-micron filter patch for gas exchange, then shrink-wrapped for added protection during shipping. These bags are guaranteed to arrive to you 100% sterile and ready to inoculate with your favorite mushroom spore or culture! Now available with injection port bags. We carry detailed instructions on how to inoculate and cultivate these bags. If you would like a free copy please click on the "instructions" tab in our main menu. Why Buy From Us You Ask?We have sold tens of thousands of these bags on eBay, Amazon, and through our website over the years with excellent reviews! Our substrates are always made to order to ensure freshness and are expertly prepared in a sterile environment with the utmost care. We take great pride in attention to detail and sterile techniques to guarantee you will receive nothing but the best possible product at the lowest price. We are growers that are here to help you. Now shop around, and look at our competitor's items, descriptions, and prices. We have the best-growing products on the web with the best prices. Read our feedback. Our quality and service cannot be beat!