Definition – material (such as decaying leaves, bark, or compost) spread around or over a plant to enrich or insulate the soil.
![](https://www.wajking.com.au/wp-content/uploads/2016/10/Pine-Bark-0-16mm-1-768x1024.jpg)
Definition – material (such as decaying leaves, bark, or compost) spread around or over a plant to enrich or insulate the soil.