How much mulch for 500 square feet?
At 3 inches deep, 500 square feet needs 4.63 cubic yards of mulch, or about 63 bags (2 cu ft each).
2 to 3 inches is right for most beds; 4 inches for paths or heavy weed pressure.
| Depth | Cubic yards | 2 cu ft bags | 3 cu ft bags |
|---|---|---|---|
| 2 in | 3.09 | 42 | 28 |
| 3 in | 4.63 | 63 | 42 |
| 4 in | 6.17 | 84 | 56 |
1 cubic yard = 27 cubic feet. Bulk delivery is usually cheaper than bags above about 1 to 2 cubic yards.