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Mushroom Grain Spawn

Mushroom Grain Spawn

(18 products)

Mushroom Grain Spawn
Our grain spawn is grown on 100% certified organic rye berries. It arrives contaminate free, fully developed, and ready to use. Grain spawn is used to inoculate many bags of bulk substrate quickly, and is the choice methodology for medium and large scale growers.

Mix & Match Automatic Volume Discounts
Choose the single mushroom grain spawn bags you want. The more you buy, the more you save! Discounts are automatically applied in the cart and at checkout.

Buy 3-4   SAVE 10%
Buy 5-9   SAVE 15%
Buy 10-19
 SAVE 20%
 Buy 20-49  SAVE 25%
 Buy 50-99  SAVE 30%

 
10 Day Maximum Lead Time
We generally have a healthy stock of ready-to-use grain spawn available, however some large orders may require us to produce it on demand. In these cases, it can be up to ten days before we ship the order.

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