The most efficient way to water your yard is with an underground sprinkler system. Unlike hand watering or the hose-and-sprinkler method, a properly designed sprinkler system distributes water evenly and accurately, conserving water in the process.
Installing new sprinklers for existing landscapes can make quite a mess of the yard. In these pictures you will see just how well the yard is replanted and cleaned up after it's done.
Netafim Drip Techline installed in a grid layout design for even water distribution. After it's installed it would then be covered with mulch.