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150 sq ft: mulch by depth
| Depth | Cu ft | Cu yd | 2 cu ft bags |
|---|---|---|---|
| 1″ | 12.5 | 0.46 | 7 |
| 2″ | 25.0 | 0.93 | 13 |
| 3″ | 37.5 | 1.39 | 19 |
| 4″ | 50.0 | 1.85 | 25 |
Worked example
150 sq ft × 3 in ÷ 12 = 37.5 cu ft = 1.39 cubic yards. In 2 cu ft bags that is 19 bags; in 3 cu ft bags, 13. Bags are convenient at this volume.
Frequently asked questions
How many bags of mulch for 150 sq ft?
19 bags of 2 cu ft at 3 inches deep.