Roots Organics Formula 707 3 cu ft Mushroom Spawn Store Trays include cutout on the

Trays include cutout on the sides for easy lift for bottom-watering

and/or low-light conditions

and other non-food items

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Remote sensors for the temperature and humidity provide accurate monitoring and control

Roots Organics Formula 707 3 cu ft Mushroom Spawn Store Trays include cutout on theDescription 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