Core aeration can help make your lawn healthier and reduce its maintenance requirements through these means:
-Improved air exchange between the soil and atmosphere.
-Enhanced soil water uptake.
-Improved fertilizer uptake and use.
-Reduced water runoff and puddling.
-Stronger turf-grass roots.
-Reduced soil compaction.
-Enhanced heat and drought stress tolerance.
-Improved resiliency and cushioning.
-Enhanced thatch breakdown.