Rake the grass digging deep to penetrate the thatch and loosen it apart.
Power rake lawn damage.
A power rake is good for getting rid of the thick layer of debris lying on top of the soil while a dethatcher is good for removing a thin layer of decomposing organic matter that forms the topmost part of the soil in the lawn.
In early spring removing thatch by raking is best to prevent damaging new growth.
Early spring power raking gives the seeds time to get established and start growing before the hot dry summer months.
The power version of a dethatching rake such as this greenworks corded dethatcher available on amazon is pushed much like a lawn mower.
Heavy thatch can choke grass plants protect weeds and insects from the chemicals that fight them and increase runoff from rain and watering.
When dethatching your entire lawn use a power dethatcher over the lawn in a pattern that covers the grass only once.
Core aeration removes slender plugs from a lawn to relieve.
Deep power raking uses vertical tines on a revolving reel to remove thatch and can damage a lawn by removing much of the living turf.
Flag irrigation heads and other hidden objects in the lawn to prevent damage.
But instead of blades a power rake has.
This makes it a good practice to combing power raking with overseeding which can repair the damage.