Get a clean, fast start on your next grow with our 6 lb bag of inoculated grain spawn, made from commercial mushroom genetics. Each bag is produced with strict quality control and a cleanliness-first process, so you can expand to bulk substrate with confidence.

What you’re getting:
6 lb inoculated grain spawn, fully colonizing and ready for your next step
Guaranteed clean: we stand behind every bag
High-quality control at every stage to ensure consistent performance

Best for:
Spawning to bulk substrates (grow blocks, buckets, outdoor tek, etc.)
Growers who want reliable colonization without the guesswork

Shipping note:
Due to high local demand and inventory-based production, shipment times may vary. We’ll ship your order as quickly as possible based on current availability. Send us an email for the most up-to-date availability.