How much mulch do I need per square foot?

For a standard 3-inch layer of mulch, you need about 0.25 cubic feet per square foot. One cubic yard of mulch covers approximately 108 square feet at 3 inches deep.

How many bags of soil do I need for a raised bed?

A standard 4x8 raised bed that is 12 inches deep needs about 32 cubic feet or roughly twenty-one 1.5 cubic foot bags of soil. Use this calculator with your exact dimensions for a precise answer.

How do I convert cubic feet to cubic yards?

Divide cubic feet by 27 to get cubic yards. One cubic yard equals 27 cubic feet (3 ft x 3 ft x 3 ft).

Material Calculator - How Much Soil, Mulch, or Gravel Do I Need?

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