Aeration is the machine process of pulling plugs to help prevent thatch while allowing access of air, water and nutrients for better growth. This alleviates soil compaction allowing the roots grow deeper which makes the lawn stronger and more vigorous. Aeration is just as important as fertilizer for keeping your lawn healthy and great looking.
10 Benefits To Aerating Your Yard 1) Lawn aeration makes turf more durable and resistant to foot traffic. 2) Aeration of your lawn will reduce its dependency on water. 3) Lawn aeration encourages roots to grow deeper. 4) Lawn aeration encourages thicker turf. 5) Aerating your lawn will reduce soil compaction. 6) Aeration reduces the amount of thatch in your lawn. 7) Lawn aeration adds a layer of top-dress (organic matter) to your lawn. 8) Aeration increases the activity of microorganisms in your lawn. 9) Lawn aeration helps prevent disease. 10) Lawn aeration stimulates more growth.
Overseeding is the machine process of applying seed to thicken your lawn. It is also done in bare patches to replace the dead grass. Often this is done right after aeration