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  • best rye berry spawn bag for mushrooms

    Rye Grain Bags

    • Best Selling Rye Grain Spawn Bags

    • Sterilized and Ready to use

    • Self Healing Injection Port

    • Easy to Use

    These rye grain mushroom grow bags are beginner-friendly, extremely easy to use, and feature a self-healing injection port and a 0.2-micron filter allowing for fresh air exchange while eliminating airborne contamination.