The Garduino Garden Controller

By Luke Iseman

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Photograph by Michael T. Carter

GEEKED-OUT GARDENING

I wanted to start gardening, but I knew I wouldn’t keep up the regular schedule of watering the plants and making sure they got enough light. So I recruited a microprocessor and a suite of sensors to help with these tasks.

My Garduino garden controller uses an Arduino micro-controller to run my indoor garden, watering the plants only when they’re thirsty, turning on supplemental lights based on how much natural sunlight is received, and alerting me if the temperature drops below a plant-healthy level.

For sensors, the Garduino uses an inexpensive ...

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