Mushroom Grow and Spawn Bag w/ injection site – 2lb Sterilized Rye – Everything Mushrooms
How to Mix a Spawn Bag - YouTube
BetterFungi 3 Lb Sterilized Grain Bag with Injection Port (Wheat) - Make Your Own Master Grain Spawn : Amazon.co.uk: Garden
Help! We injected red grain spawn bags with Shitake mushrooms. We had the bags for a while before injecting them with spores. One bag has finally started doing something after ~5 months
Rye Berry Mushroom Substrate Grow Bags With Self Healing - Etsy UK
Mushroom Spawn Bags With Self-healing Injection Port and Gas - Etsy UK