What is a Dethatcher?

Dethatchers are mechanical devices that are employed as part of ongoing lawn care. Essentially, the purpose of a dethatcher is to remove sections or thatches of grass from the ground. Dethatching may take place as part of a landscaping renovation, or as a means of removing a type of grass that is no longer desirable before installing thatches of a different type of grass. The construction of a dethatcher is relatively simple. In many ways, the device resembles a common push mower. One of the main differences is the type and direction of the blades. While a lawn mower is equipped with a blade system that is horizontal in tilt, the dethatcher will use multiple blades that are positioned vertically to cut into the top layer of the soil. This makes it possible to clear the ground of the grass completely. Many models of the dethatcher make it possible to adjust the cutting blades to accommodate different types of grass. At the same time, the adjustments can also be utilized to allow for ...  more

14 posts - 11 authors - Last post: Mar 20, 2006I had the same question about a pull behind dethatcher. I live in Houston and have St. Augustine grass. I have one acre. ...  more

A lawn dethatcher is also reffered to as a power rake, a thatching machine or a lawn sweeper. A dethacther is a power machine that has vertical tines on it that goes down into your lawn and pulls out any dead/weak material like dead grass & moss. A dethatcher is also known as a power rake. This is exactly what it does, it rakes the yard with the forces of a machine behind it. You can set a dethatcher to many different levels depending on how deep your thatch problem in your lawn is.  more