A lawn aerator, on the other hand, is a machine that creates small holes in the soil to allow air, water, and nutrients to penetrate the roots. When choosing the best lawn dethatcher and aerator ...

The bad news? Aerators are costly, difficult to store and only used once or twice a year. While those with small yards might ...

Dr. May states, “Aerators are fairly simple machines to ... Are you trying to aerate a small patch of grass or a whole yard? For the former, a smaller, hand-operated aerator is probably fine.