One trick to making a richly planted—or even shaggy—yard feel more manicured is to add a smartly defined piece of hardscaping. Patios and paths or an upgraded driveway not only define space but also provide the kind of contrast that makes a flower bed or lush lawn...

Even if you have drained the water out of your irrigation system, some water remains and can freeze, expand, and crack PVC piping (rigid, white pipe). Polyethylene pipe (flexible, black pipe) is used in many freezing climates. Although polyethylene pipe is more...