Grain & Substrate Bags

These premium mushroom cultivation bags contain no mycelium—just perfectly sterilized substrates ready for your expertise. Ideal for cultivating magic mushrooms, edible varieties, select medicinal mushrooms, and even truffles. Remember that different species thrive on different substrates!

Two-Bag System or All-in-One Solution

Inject your spores into the spawn bag to initiate mycelium growth. Once fully colonized, mix it with the substrate bag in your monotube for optimal results. Prefer simplicity? Choose our All-in-One Grow Bag and cultivate everything in the bag it comes in!

Add Your Preferred Spores

Don’t have your own spores? Purchase buy spore vials or syringes or—for even better results- liquid culture alongside your grow kit. Our complete selection ensures you have everything needed for successful cultivation.