North Spore Boomr Bag Sterilized Manure-Based Mushroom Substrate Rooting Hormones Recommended Fans

Recommended Fans

Can be used with all PotPro Pots

Soluble Potash (K₂O)…………………………0

and easy to clean while able to be cut down to size for many applications

North Spore Boomr Bag Sterilized Manure-Based Mushroom Substrate Rooting Hormones Recommended FansIncrease your mushroom grow with North Spores manure based substrate, specially designed by mycologists for maximum yield. North Spore's best selling Boomr Bag is a sterile manure based bulk mushroom substrate formulated by mycologists to increase the yield of your grow. It features a proprietary blend of composted horse manure, coco coir, and several quality substrate supplements (although they keep the exact blend a secret!) Over several years, it