Pasteurized 3lb CVG Substrate Bag
Pasteurized 3lb CVG Substrate Bag
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Our Sterilized CVG Substrate Bag contains 3 quarts of coir, vermiculite, and gypsum—precisely mixed, sterilized, and moisture-balanced. Designed for spawning fully colonized grain into a clean bulk environment, it’s the ideal substrate for dung-loving mushroom species.
- Coir, Vermiculite, Gypsum Blend – The proven CVG recipe for consistent fruiting success.
- Fully Sterilized – Processed under high heat and pressure for maximum cleanliness.
- Moisture-Balanced – Ready to use right out of the bag, no prep required.
- Heavy-Duty 6mil Bag (6x5x20) – Sealed to maintain sterility and moisture retention.
Ideal For:
- Monotub and Tray Cultivation – Perfect for layering or mixing with colonized grain spawn.
- Contamination-Conscious Growers – Provides a sterile, nutrient-rich foundation for fruiting.


Cultivating Excellence Since 2010
At MushroomCo, we're passionate about bringing you the highest quality organic mushrooms. Our journey began with a simple mission: to make nature's most powerful superfoods accessible to everyone.

Why Choose Our Mushrooms?
Experience the transformative power of nature's most potent superfoods, backed by science and trusted by thousands.
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Strengthen your immune system naturally with powerful beta-glucans and antioxidants.
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Sustainable energy boost without crashes, powered by Cordyceps and adaptogenic compounds.
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Support cardiovascular health with mushrooms rich in potassium and heart-healthy compounds.
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Reduce stress and promote relaxation with Reishi and other adaptogenic mushrooms.
Premium Quality
100% organic, third-party tested, and sustainably sourced for maximum potency.