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  • eco friendly mushroom bags with injection port

    Biodegradable Mushroom Bags with Injection Port

    Biodegradable Mushroom Grain Spawn Bags

    • AUTOCLAVE SAFE, DURABLE, TEAR RESISTANT: At 3 mills thick, these bags will remain flexible after sterilization.
    • 0.2 MICRON PREMIUM FILTER: Each bag has a premium quality 0.2 micron filter that will allow your growing mycelium spawn to breathe while preventing exposure to room air.
    • MAKE YOUR OWN GRAIN SPAWN BAGS: These bags are sized 5 X 4 X 18 and hold 3-4 Quarts of hydrated grain spawn. Approximately 3-4 pounds
    • BIODEGRADABLE: These bags are manufactured using a proprietary Polypropylene which has been designed to deteriorate over time when exposed to air and light. It is recommended to use these bags within 3 months of purchase.
  • mushroom grow bags

    Grow Bags

  • best rye berry spawn bag for mushrooms

    Ready to Use Grain Spawn

    • Best Selling Grain Spawn

    • Sterilized and Ready to use

    • Self Healing Injection Port

    • Easy to Use

    These grain spawn 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.