If you think your lawn might need dethatching, look for these telltale signs of distress. Thin blades, weak growth ... Use them with caution! Vertical mowers are the heavy-hitters that work ...

tow-behind dethatcher or a lawn mower dethatcher blade that performs the same function as a thatch rake, only without manual labor. Once the thatch is loosened, you will need to rake away the debris.