Waters before the soil dries out.
It reads the soil and the weather forecast, looks 24 hours ahead, then waters early or waits for the rain.
Soil moisture
--%
Waiting for the pot
What's inside the box.
Eight cheap, common parts. The forecasting runs on the board itself.
It looks ahead before it waters.
Every few minutes it predicts the soil 2, 4, 8, 16 and 24 hours out. If it's heading for too dry, it waters now. If rain is on the way, it waits.
What it saved in testing
58%
less water than a timer
92%
less time with dry soil than a soil sensor using the same water
45 ms
to run all five forecasts on the board
Simulated with real weather records from 12 US research stations over 47 two-week periods.
The plant, right now.
Connecting to the pot in Durban.
Soil moisture
Last 12 h, next 24 h
Measured Predicted Watering level
Weather
Waiting for the pot
Temperature, °C
Rain, mm an hour
Sunlight, W/m²
Forecast
Soil temperature
Air temperature
Humidity
Light
Rain plate
Valve
One short watering every ten minutes, shared by everyone here.