The North Branch of the Raritan runs cold and quick along the edge of Bedminster, and the fields above it green up early and hard. K.O. Landscaping works lawn care in that country — mowing, trimming and edging on properties where turf meets pasture fence, gravel drive and old maple shade. Broad open ground shows its stripes from the road, so the pattern of a cut matters here as much as its height. Midsummer means starting in the cool and finishing before the afternoon builds up over the hills. What is left at the end of the day is a lawn that sits easy against the hedgerows around it.