July builds its thunderheads over the prairie by mid-afternoon here, tall white towers stacking up west of Channahon while the grass keeps growing underneath them. SaltzmanOutdoors works the gaps in that weather — mowing between storms, trimming around posts and beds, pulling the weeds that shoot up after every soaking rain, freshening mulch so the borders read dark and neat. There is a particular pleasure in finishing a lawn just as the first fat drops hit the driveway. Cleanups in spring and fall round out the calendar, so a yard looks intended rather than merely mowed.