Where Hopatcong runs down toward Lake Musconetcong, May comes on fast — three warm days and the grass is a week ahead of everyone. Corbitt landscaping llc keeps up with it: regular mowing, trimming along the fence lines and the stone, edging, and the cleanups that bracket the growing season at both ends. The borough sits high above the valley towns, so growth starts a little later here and the color hangs on a little longer. Working that calendar instead of a generic one is most of the job. The result is a lawn that never looks like it got away from anybody.