Mulch Calculator
Estimate mulch yards and bags.
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Calculate mulch needed
Mulch is usually planned by coverage area and depth. Enter the area in square feet and desired depth in inches to estimate cubic yards, cubic feet and common 2 cubic foot bags. It is useful for garden beds, paths, borders and seasonal landscaping projects.
Mulch depth estimate
Two to three inches is common for many beds, but plant needs and existing mulch depth can change the amount required.
Frequently asked questions
How is mulch volume calculated?
Area times depth gives cubic feet, then cubic feet are converted to cubic yards.
How many cubic feet are in a yard?
One cubic yard equals 27 cubic feet.
What bag size is assumed?
The bag estimate assumes 2 cubic foot bags.