If you want a perfect lawn, start with this: lawn aeration. Most “perfect lawn” problems are not fertilizer problems. They’re soil problems. If your soil is compacted, your lawn can’t use the water, oxygen, and nutrients you’re already paying for. Core aeration is the highest-leverage lawn care step for improving root growth, water infiltration, and overall turf health. What lawn aeration is (simple definition) Lawn aeration (specifically core aeration) removes small plugs of soil from the turf