How Much Soil Do You Need for a Raised Garden Bed?
Volume = Length × Width × Depth For example, a 4 x 8 foot bed that is 12 inches deep needs 32 cubic feet of soil — about 22 bags (1.5 cu ft each) or roughly 1.2 cubic yards in bulk. Quick reference: Bed Size Depth Soil Needed 4 x 4 ft 12 in 16…