Grain Spawn
Bestsellers
Brands
Clean, aggressive mycelium for growing Pleurotus ostreatus, Ideal for supplemented sawdust or straw-based blocks.
Lab-tested Blue Oyster mycelium on grain for fast colonization of pasteurized or sterilized substrates.
Cold-loving Flammulina velutipes mycelium on grain. Perfect for enriched sawdust blocks or outdoor logs.
Warm-weather oyster spawn with vivid golden yields. Fast, aggressive colonizer for straw, sawdust, and more.
Aggressive Pleurotus eryngii mycelium on grain. Perfect for enriching sawdust substrates or bottle culture systems.
Professional-grade grain spawn for growing Hericium erinaceus. Ideal for use with sterilized or pasteurized substrates.
Stable and slow-growing Grifola frondosa mycelium on grain. Ideal for enriched hardwood substrates.
High-speed spawn for warm-season cultivation of vibrant Pleurotus djamor. Great for straw, sawdust, and more.
Aggressive colonizer for straw or sawdust-based substrates. Produces firm, rich-flavored mushrooms.
Clean, vigorous Ganoderma lucidum mycelium on grain. Ideal for inoculating sterilized hardwood-based substrates.
Fast-colonizing Lentinula edodes grain spawn for log or substrate-based cultivation. Lab-tested and high-performing.
In this category, you'll find professional mushroom spawn of exceptional quality. Our spawn is laboratory-tested and regularly refreshed from our mother cultures to ensure robust, vigorous mycelial growth and high yields.