The answer to 'best time for lawn' is the fall season, typically between September and November. This is the optimal time to plant new grass seed, overseed an existing lawn, or perform core aeration and fertilization. The cooler temperatures and increased rainfall in the fall provide ideal conditions for grass to establish deep roots and thrive before the winter dormancy period.
During the fall, the soil is still warm enough to support rapid seed germination, while the air temperatures are cooler, reducing stress on the new grass seedlings. This allows the lawn to become well-established before the harsh winter weather arrives. Additionally, fall is the best time to address any bare patches or thin areas in your lawn, as the grass will have time to fill in before the following growing season.