FullCalculator

Watering Schedule Calculator

Lawn Watering Schedule

Calculate watering needs for your lawn

Garden Watering Schedule

Calculate watering needs for vegetable and flower gardens

Formula

Weekly Water (in) = Base Need × Weather Modifier × Mulch Modifier | Gallons = Area × 0.623 × Inches

Frequently Asked Questions

How much water does a garden need per week?
Most vegetable gardens need 1-2 inches of water per week. This includes rainfall. In hot weather, they may need more. Use mulch to retain moisture and reduce watering needs by 30-50%.
When is the best time to water plants?
Early morning (6-10 AM) is best. Water has time to soak in before evaporation increases, and leaves dry during the day which prevents disease. Avoid watering in the evening.

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