NORTH SPORE Boomr Bag Sterile Manure-Based Mushroom Substrate | 8-Pack Air Pumps | Multi-Outlet Coverage | 3 x 3

Coverage | 3 x 3 ft

Volume (cf) :1

2 Liters/kWh

and sturdy structure

locking in product freshness consistently

NORTH SPORE Boomr Bag Sterile Manure-Based Mushroom Substrate | 8-Pack Air Pumps | Multi-Outlet Coverage | 3 x 3NORTH SPORE Boomr Bag Sterile Manure Based Mushroom Substrate 8 Pack Our best selling Boomr Bag is a sterile bulk mushroom substrate formulated by mycologists to maximize your mushroom yield. It features a proprietary blend of composted horse manure, coco coir, and several quality substrate supplements (although we keep the exact blend a secret!) Over several years, it has been perfected for dung loving mushroom species and is widely trusted by