You can scarify an existing lawn, while tilling is only for a yard reset. There are three common types of lawn dethatchers: Manual dethatchers, a type of rake, work well for small yards. Push-mowers, ...

You can also use some lawn sweepers to clean paved areas, like driveways or sidewalks. What's the Difference Between a Dethatcher and a Lawn Sweeper? Sometimes dethatchers are called power rakes ...

Mar. 12—(StatePoint) Dethatching your lawn has numerous benefits. But if you're not sure what dethatching is or how to do it, you may be wondering if it's really worth all the effort.