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Dethatching machines look like lawnmowers but have blades that cut down in crisscrossing motions. This action loosens the thatch, which is then raked up separately and removed. You might see some dethatching machines with rake-like tines. These often do not offer the best experience compared to those with blades.

You should fertilize your lawn after dethatching. This gives the damaged grass a solid nutrient boost to aid quick recovery, helping your lawn to grow back greener and stronger. Fertilizing before dethatching wastes your time, money, and energy and may even damage your lawn.

Yes, dethatching is worth it if you've got a thick thatch layer. Grab a trowel, dig up a small section of soil and grass, and check how thick the thatch layer is. If it's an inch or more, and you're noticing problems like thinning grass, weak, patchy grass, or pale coloring, it could be time to dethatch to restore health and vigor.

The cost to reseed a lawn typically ranges from $400 to $1,800. The total price often depends on the size of your lawn and the type of service needed.