We've shown you a few automated irrigation systems, both large and small, but if you're an Arduino fan, you'll love DIYer Jouni's set-up, made out of a bucket, a submersible pump, and plastic hose ...

When the sensor detects that the moisture content is already below 30%, it sends a signal to the Arduino, which, in turn, activates a water pump to provide hydration to the plant.

The system has an Arduino commanding an irrigation system based around a pump delivering water from a reservoir. It’s paired with a water level sensor to keep an eye on the water available to ...