North Spore ‘Boomr Bag’ Manure-Based Sterile Substrate spl_hlg a built-in tool bag

a built-in tool bag

your trichomes stay put

Used in higher hanging applications

Nearly silent start and stop operation

but after the first application I was sold

North Spore ‘Boomr Bag’ Manure-Based Sterile Substrate spl_hlg a built-in tool bagBest selling Boomr Bag is a sterile 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 we keep the exact blend a secret!) Over several years, it has been perfected for dung loving mushroom species and is widely trusted by mushroom growers. Note: Substrate is hydrated to field capacity. Use your