Sterile Grain Spawn & Ready-to-Inoculate Blocks

Skip the pressure-cooker drama. Our pre-sterilized bags arrive cooled, sealed and date-stamped.

  • Millet or rye @ 40 % moisture, sterile filter-patch bags
  • 5-lb Master’s Mix blocks: 50 % oak / 50 % soy hull
  • Pressure-cycled 4 h @ 15 PSI, cooled under HEPA
  • Perfect for hobbyists, educators & micro-farmers

 

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