I know posts on automated plant care are very popular on Gadget Master, so I want to highlight this Arduino appnote - Smart Farm Irrigation System Using Arduino Edge Control.

Drain tiling is becoming more and more popular, and now Dyna Flo, an Oakes, North Dakota, company has designed a system to use drain tile water for irrigation.

Build a homemade drip irrigation system using PVC pipes and tubing to start efficiently watering your garden inside and outside.