Sod
grass and roots beneath
Sod is grass and the part of the soil beneath it held together by the roots, or a piece of this material. Some sod is grown agriculturally, and is sold to landscapers who use it to quickly get a lawn. Sod was used for building of fortifications in former times.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/9/90/Rollrasen-01.jpg/220px-Rollrasen-01.jpg)