Mulch, Compost and Soil

Determine the total number of square footage needed to be covered. Square Areas: Length x Width , Circular Areas: Radius x Itself x 3.14. Determine what depth you want for coverage below:

DepthOne cubic yard covers.
1"324 sq. ft.
2"162 sq. ft.
3"108 sq. ft.
4"81 sq. ft.
5"64.8 sq. ft.

Take your total number of sq. ft. and divide by the number to the right of your chosen depth. This will give you the correct amount of Mulch needed.