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Fully colonized oyster mushroom bulk substrate block. 100% organic ingredients that are optimized for maximum yields.

Follow our guidelines to build your own growth chamber at home*  


Purchase our "Grow your own" Oyster Mushroom kit that includes our proven growth chamber ready to go! 

Oyster Mushroom 10lb Bulk Substrate Block

  • -One 10lb fully colonized substrate block containing oyster mycelium. Ready-to-fruit!