The first step in the responsible stewardship of water is to get on a meter. If everyone was on a meter, we'd all be watching our bills and stop all this foolish waste. Water is essential to every garden, of course, but we don't need sprinklers going full-tilt at midday. In fact, about 80 percent of it goes to evaporation, and even more water than usual is needed to do the job.
* Water early in the morning or late in the afternoon. Of course.
* Don't use an automatic watering system unless you're going to be away and can't get anyone in to look after your plants. You see these things flinging water about in a rainstorm--maddening.
* Place empty tuna …