Many home gardeners are confused about the terms “compost” and “mulch;” frequently these terms are used interchangeably, but they are not really the same thing. Here is a Comparison of Soil and Mulch from UCCE.
Amend soil with compost to create soil that will retain water but still drain well enough for roots to have the air and water they need.
Benefits of compost
Benefits of mulch
- Control weeds