Dethatching is an essential part of lawn maintenance. About half an inch of thatch is good for the grass because it can stabilize the soil temperature and prevent it from drying out too quickly. But ...

The first step is to mow the lawn so that the grass is about half its usual length. This will help prevent damage to the grass during the dethatching process and make it easier to remove the thatch.

Add Yahoo as a preferred source to see more of our stories on Google. Dethatcher on lawn - Stenko Vlad/Shutterstock When's the last time you checked under the "hood" of your lawn? Thatch, the layer of ...