As Colorado feels its coldest temperatures since May, many are wondering when they should winterize their sprinklers.

You can irrigate your lawn or garden with an automated sprinkler or drip system. Sprinklers irrigate more widely, but they cost more and waste water.

Filling a 2.5-acre, long-empty former golf course irrigation pond within the Vistoso Trails Nature Preserve isn’t as simple as opening a valve, the Oro Valley Town Council learned Sept. 17.