Sterilized Popcorn Mushroom Substrate Jar

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  • Premium Popcorn Substrate for Optimal Mushroom Cultivation
  • Sterilized and Contaminant-Free for Reliable Mycelium Growth
  • Includes 5-Micron Filter Patch and Self-Healing Injection Port
  • Superior Moisture Retention for Robust Mycelial Expansion
  • Quart-Sized Mason Jar for Easy Storage and Use
  • Perfect for Both Amateur and Professional Mushroom Growers
  • Conducive to a Variety of Gourmet Mushroom Strains
  • Offers Flexibility for Spawn-to-Substrate Transfers
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