Mulch Calculator
Estimate mulch for garden beds in cubic yards and 2 cubic foot bags. A 2-3 inch layer is standard for most beds.
Mulch calculator
ft
ft
in
How to estimate mulch
- 2-3 inches suppresses weeds and holds moisture without smothering roots. Keep mulch off plant stems and trunks.
- One cubic yard equals about 13.5 bags of 2 cu ft mulch and covers ~100 sq ft at 3 inches.
- Bulk delivery is cheaper than bags once you need more than ~10-15 bags.
Frequently asked questions
How many bags of mulch in a cubic yard?
About 13.5 bags of the common 2 cubic foot size.
How deep should mulch be?
2-3 inches for most beds. Refresh annually to keep it near 3 inches.