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 ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Decayed grass blades and stems—known as thatch—can prevent your lawn from absorbing the water and oxygen ...

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 ...