Grain Refill Kit (For 25-35qt Tubs)

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  • Regular price $4.00


Wanting to create your own grain spawn to go with your monotub? We've got you covered with this grain spawn kit designed specifically for your 25-35 quart monotub.  There's enough grain and gypsum in this kit to create up to 720 grams of grain spawn.  Included in the kit:

  • 360 grams of our organic, non-GMO rye grain berries
  • 18 grams of pelletized gypsum

Not sure if this is the correct amount of grain for your tub? Have no fear, check out the monotub calculator here