Cresskill wears its spring plainly — a few blocks of shops at the center, then flat valley streets running out under the trees, all of it greening at about the same pace in the first warm week of April. Cresskill Gardens Landscaping opens the year there, clearing off what winter left, cutting the lawns down to an even start, and drawing the edges back where the turf has crept over the walk. From then it is weekly work through the summer, straightforward and on time. In fall the leaves come down heavy in a town this shaded, and the crew clears them out before the ground freezes. Lawn care for Cresskill and the surrounding Northern Valley towns.