Plants draw up moisture as they need it! The hardware is consists of an Arduino microcontroller (here an Arduino Uno R3) and a pre-wired soil moisture sensor module ... high voltage loads like water ...

This is a simple arduino project for a soil moisture sensor that will light up a LED at a certain moisture level. It uses Arduino Duemilanove microcontroller board. Two wires placed in the soil pot ...

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