Sterilised Masters Mix (Hardwood & Soy Bean Husks 50:50)

Our Masters Mix, a combination of sterilised hardwood sawdust pellets and soybean husks, is the perfect substrate for mycological cultivation. The mix is pre-filled in our filter patch bags, ensuring sterile conditions for optimal mycelial growth. It's an ideal substrate for oyster varieties and many other mushrooms that thrive on wood. Order your Masters Mix in filter patch bags today and take your mushroom cultivation to the next level!

*Please note that you may experience limited success when injecting liquid culture directly into masters mix, for this reason we recommend creating grain spawn with a grain injection bag listed HERE*

*Sterilised to an internal temperature of 121°C for 1.5 hours*