Beginning Monday, mandatory water conservation in Los Angeles begins. That means things like a different rate structure (.pdf) and a stricter sprinkler ordinance (.pdf). Speaking to watering lawns, which consumes the most amount of water in households, homeowners don't necessarily have to sprinkle anything. Isla Earth, the daily podcast from the Catalina Island Conservancy explains some xeriscaping basics in an episode from 2007 that are still relevant today:
