Various kinds of lawn aerators are available, such as manual, electric, and gas-powered types ... There are two main types: spike aerators and plug aerators. Spike aerators use spikes to create ...

Be sure to look for a plug aerator, which pulls a small cylinder ... and they're often less expensive to rent than a gas ...

Core aeration uses a gas-powered machine, a tow-behind unit, or a hand tool with hollow tines to remove plug or cores of soil ...