*Only available in the USA*

Restart your mushroom monotub with Myterra Labs' Grain and Substrate Bundle.

Our Manure-free Sterile Substrate (M-) and Organic Rye Grain  are everything you need for the best colonization, incubation, and growth of your mushrooms. Trust nothing less than our proven, quality grains and substrates.

Wanting to scale up? Contact us for bulk pricing: Click Here

Each Bundle Includes:

• (2) M- Sterile Manure-free Vegan Substrate (5 lbs each)
  • Manure-free and vegan
  • Can be used to grow mushrooms in a monotub or bag 
  • Perfectly hydrated - sealed in airtight, UV-resistant packaging
  • Extended shelf life - guaranteed 12 months shelf life
  • Sealed and packaged in a HEPA-filtered clean to ensure a contaminant-free product
  • Can be used as a casing layer for mushrooms grown in a monotub
• (1) Organic Sterilized Rye Grain (5 lbs)
  • Our rye grain is 100% organic, non-GMO and locally sourced. 
  • Rye grain is compatible with most mushroom species because of its high nutrient content, enhanced water retention capabilities, and smaller grain size.