Master's Mix Bulk Substrate 4lb

Uncle Myc’s Master Mix Substrate

The Ultimate Substrate for Gourmet Mushroom Cultivation

What is the Master Mix Substrate?

Uncle Myc’s Master Mix Substrate is a scientifically optimized blend of 50% Soy Hulls and 50% Hardwood Sawdust, sterilized in certified autoclaves for maximum cleanliness and performance. Designed for gourmet and medicinal mushroom species, this substrate is perfect for cultivators looking to achieve robust growth and impressive yields.

Product Features:

✅ Sterilized in Certified Autoclaves: Ensures a contamination-free start, outperforming pasteurized alternatives.

✅ Optimized 50/50 Formula: Combines the high nutrition of soy hulls with the structure and support of hardwood sawdust.

✅ Ready to Use: No preparation required—just inoculate and grow!

✅ High-Yield Results: Perfectly balanced for exceptional fruiting performance.

✅ Versatile Application: Ideal for species like Oyster, Lion’s Mane, and more.