Aeration helps loosen compacted soil, a common condition in most lawns. Aeration increases oxygen levels, allows the lawn to breath, increases roots growth, improves the exchange of water and air in and out of the soil, helps reduce thatch level and the decomposition of existing thatch.
Core aeration is the process in which a machine is used to remove small cores of soil from the lawn. The opening of the soil will permit free movement of water, fertilizer, and air. In addition, it will relieve soil compaction, this will encourage more vigorous root growth and allows them to grow to a greater depth