Hydrofarm INC-FOXFARM Lucky Dog K-9 Cube Growers Blend Soil, 3.8-Cu. Ft. FX14098 Foxfarm 3.8 CUFT Lucky Dog K-9 Cube Growers Blend Soil Contains Pedigree Ingredients Mycorrhizal Fungi &amp; Earthworm Castings Formulated To Optimize Nutrient Availability To Plants