Returns & Refunds

At Mountain Made, we're committed to your success in mushroom cultivation. We stand behind the quality of our products and want to ensure your complete satisfaction.

Contamination Guarantee

We understand the importance of sterile substrates in mushroom cultivation. That's why we offer:

Full store credit for any grain spawn that contaminates prior to inoculation

Replacement or refund for HB4 Substrate that shows signs of contamination within its 6-month shelf life. To claim your replacement, please email us at jamo@mountainmadeproduct.com with:

  • Order number
  • Photos of the contaminated product
  • Brief description of the issue

Need Assistance?

We're here to help you grow! Contact us:

Remember, successful mushroom cultivation often requires troubleshooting. Before requesting a return, feel free to reach out for guidance 🙏 we're passionate about helping you succeed!

Decorative Separator

Legal Disclaimer & Performance Notice

  • Typical Results Only. All figures (bag dimensions, weights, dry yield and flush count) are derived from internal Mountain Made Product trials using our All-in-One Bag, MultiGrain Matrix (MGM) and HB4 substrates under controlled conditions.
  • Your Results May Vary. Actual performance depends on many factors beyond our control, including but not limited to: mushroom species and strain, inoculation method, incubation temperature and humidity, grower technique, local environment, and equipment. We do not guarantee any specific yield, flush count, or timeframe.
  • No Warranty. Mountain Made Product MAKES NO EXPRESS OR IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. By using this product you assume all risk and responsibility for crop outcomes.
  • Limitation of Liability. Under no circumstances shall Mountain Made Product be liable for any indirect, incidental, special, punitive or consequential damages, including lost profits or crop losses, arising from the use of this product.
  • Legal Compliance & Safety. This product is intended only for lawful mushroom cultivation in jurisdictions where permitted. Always comply with local regulations, follow our detailed Growing Guide, and adhere to safe handling practices.