Sterilized Rye Grain BagFungi and Fungals organic rye sterilized grain bags afford the best opportunity for abundant mitochondrial colonization on the market. Our 3lbs bags are small batch tested and sterilized at optimal temperature and time. Activated autoclave tape on each bag assures user confidence while a self healing injection port provides ease of use. Each bag has a built in filter patch for gas exchange. Home growers can use Fungi and Fungals premium organic grain