Yard Answers › irrigation
How often should I water my lawn?
Quick answer
Give established lawns about 1 inch of water per week, including rain, in 1–2 deep early-morning sessions. Deep, infrequent watering trains roots to grow down; frequent shallow watering invites disease and weak roots.
Step by step
- 1Water early morning
- 2Aim for 1 inch per week
- 3Use a tuna can to measure
- 4Skip watering after rain
Gear that helps
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Common questions
Is it bad to water at night?
Yes — wet grass overnight encourages fungus. Morning is best.
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