Mulch Calculator
Enter bed dimensions and mulch depth to get cubic yards, bag count, and material cost.
Mulch needed — cubic yards
Bed area —
Bags (2 cu ft) —
Est. material cost —
1 cubic yard = 27 cubic feet. Bulk delivery is economical above ~3 cubic yards.
How to use this calculator
- Measure your garden bed or tree ring length and width in feet
- Select mulch depth — 3 inches is standard for weed suppression
- Choose mulch type for cost estimate range
Depth recommendations
- 2 inches — Annual refresh on existing beds
- 3 inches — Standard new application, good weed barrier
- 4 inches — New beds, slopes, or heavy weed pressure
Bulk vs bagged mulch
Bagged mulch (2 cu ft) costs more per yard but works for small beds under 2 cubic yards. Bulk delivery from landscape suppliers saves 30–50% on projects above 3 cubic yards.