Sprinkler System Maintenance Checklist

An irrigation system is easy to ignore until a zone stops working or a bill spikes. A little seasonal maintenance keeps it efficient, prevents costly damage, and makes sure every part of your yard gets the water it needs.

Spring Startup

Before the season, turn the system on slowly to avoid pressure surges, then walk every zone. Check for broken or clogged heads, misaligned spray, and leaks. Adjust heads so you are watering the lawn and beds, not the driveway or sidewalk.

Summer Check-Ups

Inspect for dry spots and overspray every few weeks.
Update the controller schedule as the weather changes.
Watch for unusually green or soggy patches that hint at a hidden leak.

Fall Winterization

This is the step you cannot skip in Northern Virginia. Water left in the lines can freeze, expand, and crack pipes and valves. Shutting the system down and blowing out the lines before the first hard freeze prevents expensive spring repairs.

Watch Efficiency Year-Round

A system that drifts out of adjustment wastes water and money. An irrigation efficiency checkup catches problems early. For anything beyond a quick fix, our sprinkler repair and sprinkler maintenance teams keep systems running right.

See our full sprinkler systems services across Northern Virginia.

Watering Smarter, Not More

A well-tuned system saves water and grows a healthier lawn at the same time. Water early in the morning, before sunrise if possible, so less evaporates and foliage dries quickly to prevent disease. Water deeply and less often to encourage deep roots rather than a daily sprinkle that keeps roots shallow. Group zones by need so sunny turf, shady turf, and planting beds each get the right amount. A smart or weather-based controller adjusts automatically for rain and season and can noticeably cut a summer water bill.

Catching Problems Early

Small irrigation issues waste a surprising amount of water before anyone notices. A tilted or sunken head watering the sidewalk, a cracked line creating a soggy patch, or a stuck valve running a zone too long can all hide in plain sight. Walk the system while it runs at least once a month in the growing season and look for dry spots, geysers, misting, and overspray. Fixing a two-dollar nozzle or realigning a head early prevents both a high bill and the brown or drowned patches that come from uneven watering. A yearly professional tune-up catches the rest.

Rain Sensors and Compliance

A simple rain or soil-moisture sensor pays for itself quickly by skipping cycles when nature has already watered, saving money and preventing the soggy, disease-prone conditions that come from overwatering. Many areas also encourage or require such devices, and some have watering-day restrictions during dry spells. Setting your controller to comply, and checking it seasonally, keeps you efficient and on the right side of local guidelines. Combined with morning watering and deep, infrequent cycles, a sensor turns a set-and-forget system into one that genuinely waters only when your landscape needs it.

Want a hand from a local crew? 66 Landscaping serves Northern Virginia with free, no-pressure estimates. Call or text (703) 568-9644 or request an estimate online.