12qt Shoebox Refill Kit | Mushroom Substrate and Grain

12qt Shoebox Refill Kit - Your Shortcut to Mushroom Success! When you're gearing up for your next round of mushrooms, we've got you covered with our 12qt Shoebox Refill Kit. It's your key to a quick and hassle-free refill that ensures your mushroom-growing journey continues without a hitch. What's Included: 2 lbs of Sterile Corn or Milo in a 4T Unicorn bag 5 lbs of Substrate Free Injection Port Customize Your Kit: Simply select your preferred grain type and substrate below, and you'll be all set to embark on your mushroom-growing adventure. Why Choose Our Refill Kit: Sterile Excellence: Our sterile corn or milo is thoughtfully packaged in a 4T Unicorn bag, Sterilized for 2.5hrs in SH Scientific Autoclaves at 15-17psi, ensuring a contamination-free start to your hobby. Premium Substrate: You'll receive a generous 5 lbs of top-quality substrate, providing the perfect foundation for your mushroom cultures to flourish. Free Injection Port: We're all about convenience. Each kit inc