Sterilized Grain Spawn Mushroom Substrate Bags

In stock
Only 98 left!
  • Sterilized Grain Spawn: Ready-to-use, perfect for both beginners and experts.
  • Hydrated Red Milo Grain: Equivalent to 1-quart volume in each 1-pound bag.
  • Self-Healing Injection Port: Hassle-free inoculation of spores or liquid cultures.
  • Built-In Filter Patch: Ensures optimal gas exchange.
  • Long Shelf Life: Best used immediately, but store up to a month in a cool, dark location.
  • DIY Alternative: Save time by skipping the homemade grain spawn preparation.
  • More Inoculation Points: Maximizes mushroom yield compared to other grains.
  • Buy 6 for $7.60 each and save 5%
  • Buy 12 for $7.20 each and save 10%
To Top