Many folks ask When to aerate a Lawn, or How to use a lawn aerator. Perhaps you’re wondering how much it cost to aerate your lawn, or you’re just looking for Lawn aeration tips. Today we’ll help you answer all of those questions. In a nutshell, Good lawn aeration simply involves the process of perforating your lawn with small holes. This action provides the necessary oxygen, water, and nutrients to permeate your lawn and move freely throughout the soil.