If you are designing your own intelligent “Graden Computer” with an optional digital plant moisture sensor/water pump controller ... and/or turn on a water pump to quench the thirst, here is an ...

What happens when an engineer builds a smart garden? This Arduino-powered system automates watering while collecting ...

The two pins on the sensor need to connect to the two separate pins on the controller (connecting wires are usually supplied). The other side of the controller has four pins, three of which connect to ...

So, Instructables user dr.mcc built a moisture sensor that alerts you when you need to water a plant by using an emoticon. Using an Arduino, a moisture sensor, an LED matrix, and a few other parts ...