When Should I Turn My Sprinkler System Off?
Many homeowners stop watering their lawns when the temperature falls to 60°F., thinking it’s time for the grass to go dormant for the colder months. The lawns then do turn brown, not because they’ve gone dormant for the winter but because they’re actually starved for water.
If you’ve stopped watering your lawn, it will go to “sleep” or into a dormancy state to preserve moisture and nutrients, just as it would during a drought. You need to “wake” it up by starting to irrigate again so your lawn doesn’t die, and you have to replace it...