North Spore ‘Boomr Bag’ Manure-Based Sterile Mushroom Bulk Substrate - Pallet of 168 cloning-and-seed-starting 3” in length

3” in length

This and all Growth Science products are safe to use in automated delivery systems such as Dosatron® and other fertilizer injectors

The Anden 5770 is composed of an upstream electrostatically enhanced layer (the E-Layer)

Soil volume: 6 ft - 10

perfectly balanced construction

North Spore ‘Boomr Bag’ Manure-Based Sterile Mushroom Bulk Substrate - Pallet of 168 cloning-and-seed-starting 3” in lengthBest 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