Plants & Garden
Watering calculators for houseplants, lawns, and vegetable gardens.
Most popular in Plants & Garden
Indoor Plant Watering
How much and how often to water houseplants — succulents, tropicals, leafy greens, and flowering pots.
Open calculatorLawn Watering Calculator
Weekly lawn irrigation target based on area, climate, and soil type — with per-session split.
Open calculatorVegetable Garden Water Calculator
Weekly irrigation for vegetable beds — accounts for growth stage, mulch, and climate.
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Succulent Watering Calculator
How much and how often to water succulents.
OpenCactus Watering Calculator
Seasonal water for indoor and outdoor cacti.
OpenOrchid Watering Calculator
Weekly water for phalaenopsis and other orchids.
OpenTomato Plant Watering
Water schedule for tomato beds and containers.
OpenTomato Plant Water Intake
Tomato watering schedule.
OpenCucumber Plant Water Intake
Cucumber watering schedule.
OpenPepper Plant Water Intake
Pepper watering schedule.
OpenHerb Garden Water Intake
Herbs watering plan.
OpenSucculent Water Intake
Succulent watering plan.
OpenOrchid Water Intake
Orchid watering plan.
OpenCactus Water Intake
Cactus watering plan.
OpenBonsai Water Intake
Bonsai watering plan.
OpenSimple, accurate, personalized
Pick your calculator
Choose the one that matches your situation from the grid above.
Enter a few details
Weight, activity, climate, species — takes under 30 seconds.
Get your target
A research-backed daily target plus an hourly schedule.
Learn the science behind plants & garden
Read our in-depth guides for research-backed context on every calculator here.