North Spore ‘Boomr Bag’ Manure-Based Sterile Mushroom Bulk Substrate - Pallet of 336 hydro-components ETL listed/Energy Star approved

ETL listed/Energy Star approved

creating a link between the oils and the benefits of the plants from which they are extracted

Innovative 6" circular vents maximize reflectivity

3 feet and 3x3 feet

North Spore ‘Boomr Bag’ Manure-Based Sterile Mushroom Bulk Substrate - Pallet of 336 hydro-components ETL listed/Energy Star approvedBest 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