Since the traditional water level controller has inherent problems, many people prefer digital electronics to detect and control the water level in an intelligent manner. Here is a simple yet ...

As soon as the moisture level reaches upwards of 70%, the Arduino stops the water pump. This controlled water flow ensures the plant never gets too much or too little.

The Arduino Automatic Smart Plant Watering Kit 2.0 is available in the Geeky Gadgets Deals store for $69, have a look at the video below.