Easily grow almost 90% of mushrooms with our proprietary mix of hardwood sawdust/Soy Hulls/calcium minerals. This mix is carefully dialed in with the perfect mix of hardwoods and organic soy hulls. The water content and pH is also adjusted for optimal growth. This perfect blend is what we use in all our grow blocks. Ships sterilized and sealed and ready to mix with any grain spawn. Our sawdust bags are pressure sterilized at 18psi for 2.5 hours for 100% contamination free growth!

Each bag features: 

  • 50% USDA Organic Soy Hulls
  • 50% Hardwood Blend
  • 0.5 Micron 14A Spawn Bag
  • Heat Sealed for shipping.

Email us about our Bulk Order Discounts!

Retail: $12.99
Price: $10.00
You Save: $2.99 (23.0%)
    Points to Purchase:1000

    Quantity:
    Item #: MSR5
    Availability: In Stock
    Usually ships In 1 Day


    (ON SALE!)  

    Easily grow almost 90% of mushrooms with our proprietary mix of hardwood sawdust/Soy Hulls/calcium minerals. This mix is carefully dialed in with the perfect mix of hardwoods and organic soy hulls. The water content and pH is also adjusted for optimal growth. This perfect blend is what we use in all our grow blocks. Ships sterilized and sealed and ready to mix with any grain spawn. Our sawdust bags are pressure sterilized at 18psi for 2.5 hours for 100% contamination free growth!

    Each bag features:

    • 50% USDA Organic Soy Hulls
    • 50% Hardwood Blend
    • 0.5 Micron 14A Spawn Bag
    • Heat Sealed for shipping.

    Email us about our Bulk Order Discounts!


    Overall Customer Rating of 1 Reviews:
    review-star review-star review-star review-star review-star

    Perfect for my Gourmets!

    Rating:
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    Pros:
    Cons:
    My shiitakes love this stuff! Thanks for the awesome product!