Organic Rye Berry Mushroom Spawn Bag (3 lb)

🌾 3-lb Organic Rye Grain Mushroom Spawn Bag — Sterile, Ready to Inoculate Our 3-lb organic rye grain mushroom substrate spawn bag is designed for growers who demand professional results right out of the box. Each bag is crafted with precision, using premium whole rye grain hydrated with food-grade calcium and sulfur for ideal pH balance and nutrient density. Whether you’re cultivating oyster, lion’s mane, reishi, or shiitake mushrooms, this sterile rye grain spawn bag with injection port and 0.5-micron filter provides the clean, controlled environment your mycelium needs to thrive. 🧑🔬 Chef-Mycologist Precision for Perfect Hydration As chefs and mycologists, we treat substrate preparation like an exact science. Each batch of organic whole rye grain is boiled to perfect hydration—moist yet firm, never overcooked—to ensure optimal texture for rapid mycelial colonization. After hydration, the grain is sterilized inside the bag at 15 PSI, guaranteeing a contamination-free substrate that’s