The smart garden stake analyzes pH levels, humidity, and light intensity, then factors in local meteorological readings as it instructs the water valve to hydrate plants as needed.  Photo 4 of 5 in Gardener's Best Friend: Soil Tracker that Automatically Irrigates by Alexander George

Gardener's Best Friend: Soil Tracker that Automatically Irrigates

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The smart garden stake analyzes pH levels, humidity, and light intensity, then factors in local meteorological readings as it instructs the water valve to hydrate plants as needed.