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.

DENBIGH, Clarendon — If Javian Bassier has his way, his invention using smart technology to make farming easier could soon be adopted and used on many small, medium and even large farms locally. ...

Smart irrigation systems, including the rotator heads, often can work off an existing layout. Many can be installed by a somewhat savvy do-it-yourselfer.

At CES 2025, the company launched its Rocket 2.0 Smart Irrigation Platform, a system that uses data and AI to create a 30% reduction in water costs, reduce energy consumption, and improve crop yields.

The Irrigreen system also prioritizes quality over quantity in the distribution of its smart sprinkler heads, using 80% less piping and 87% fewer sprinkler heads.