"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 ...

Which lawn dethatcher is best? If you want to keep your lawn looking healthy, dethatching is a must. A small layer of thatch in your yard can be beneficial. Still, when you have 3/4 inch of thatch or ...