Thatch is a layer of organic matter that builds up on your lawn over time and can prevent your yard from getting enough nutrients. Dethatching involves using tools, like a dethatching rake, to remove ...

Determining How Often to Dethatch Your Lawn The frequency of dethatching depends on thatch layer thickness, grass type, and lawn care practices. Most lawns require dethatching every 1-2 years, though ...

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.