Over time, grass clippings, leaves, and other debris left on your lawn form a thick spongy layer known as thatch. The process of dethatching involves removing that layer of debris using a metal rake, ...

Some thatch is good, but too much can lead to disease and prevent nutrients from reaching the roots. Here's how and when to dethatch your lawn for healthy grass.

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 ...

Learn the fall tasks ruining your lawn. Find out about mulching wet leaves, over fertilizing, and other fall tasks ruining ...

"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 ...