Boomr Bag Sterile Manure Substrate Water Pumps Aeration & Irrigation made to be mixed into

made to be mixed into your soil

Also features a multi-position tilt

Optimized wool structure allows for faster rooting-in and nutrient solution replenishment

That's not mold

S6 specs:  Impeller: 6

Boomr Bag Sterile Manure Substrate Water Pumps Aeration & Irrigation made to be mixed intoOur best 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