Sterile Mushroom Grain Spawn Bag 5 Pound Multi-Pack Discount:6 bags Printing: artwork is heat transferred

Printing: artwork is heat transferred onto sun-blocking material for double-sided visibility

Elegant silhouette of a woman holding a vintage microphone

or decking

blunted edges for safety

Finishes include white

Sterile Mushroom Grain Spawn Bag 5 Pound Multi-Pack Discount:6 bags Printing: artwork is heat transferredOur 5 pound Sterile Mushroom Grain Spawn Bag helps you start growing mushrooms with confidence. It uses 100% organic rye grains sterilized with temperature probes for optimal growth and are perfectly hydrated for quick colonization. The bag features a self healing injection port for easy inoculation and minimal contamination risk, and it includes clear usage instructions for beginner growers. This setup delivers 60% more spawn than a standard grain