Our 10 x 1KG 100% Wheat Grain is the perfect solution for mushroom spawn. Each bag comes with an injection port and a 99.9% filter, ensuring that your spawn stays clean and protected from contaminants. Our wheat grain is sourced directly from Cotswolds farms and has been sterilized for 2.5 hours at 16 PSI, ensuring that it's free of harmful bacteria and ready for use. With this product, you'll be able to create high-quality grain spawn for your mushroom cultivation needs.