Roots Organics Formula 707 3 cu ft Mushroom Spawn Store Alarm & ECM Ports –

Alarm & ECM Ports – Built-in NO/NC alarm ports and ECM ports per group enable advanced monitoring and integration with environmental control systems

per square ft

It measures 11"

and other non-food items

Roots Organics Formula 707 3 cu ft Mushroom Spawn Store Alarm & ECM Ports –Description Product Details: Formula 707 was created for a special kind of gardener: one who wants to control their own destiny. It is different from the other potting mixes created by Aurora Innovations. It was designed with greater water holding capacity, less perlite and pumice, and specific ingredients for large container gardening. In fact, the bag itself is a 30 gallon grow bag containing just less than 20 gallons of the finest quality potting