We offer core aeration during the spring and summer as these are the best times to aerate your lawn. We recommend aerating when the grass starts waking up, by that we mean coming out of being dormant. Typically you should cut you grass before aerating just so the machine can penetrate the soil better. Aerating your lawn is great for revitalizing the soil for nutrient intake and helping with decompaction. "Do I do it on all Lawns?" Yes typically it does not matter what kind of grass you have, so aerating your lawn should be done at least once a year and if done in the fall we highly recommend overseeding as this is the ideal time. That being said during the spring we recommend Signing up for our fertilizing services as this is the ideal time to fertilize your lawn given summer being right around the corner.