If you are designing your own intelligent “Graden Computer” with an optional digital plant moisture sensor/water ... user when it is time to water a potted plant, and/or turn on a water pump to quench ...

This is a simple arduino project for a soil moisture ... up the LED and signal that the plant needs water. Adjust the potentiometer and see the point at which it starts to light. Measure the ...

There is no single parameter that determines the quality of a water sample, so the pollution monitor has no less than five different sensors ... network runs on an Arduino MKR GSM 1400 module.

[mircemk] shows how to create a simple non-contact proximity sensor using little more than an Arduino Nano board ... The sensor also detects liquid water with similar ease, either in the form ...