Patent ID: 7596429

Claim:
A method of controlling an irrigation system, comprising: receiving at a central control system configured to control with respect to each of a plurality of properties, each owned by a different property owner, one or more irrigation control units associated with that property, a first landscape information associated with a first irrigation site associated with a first property owner and a second landscape information associated with a second irrigation site associated with a second property owner; receiving a first environmental information associated with the first irrigation site and a second environmental information associated with the second irrigation site; deriving a first individual station irrigation schedule for the first irrigation site based on the first landscape information and the first environmental information and a second individual station irrigation schedule for the second irrigation site based on the second landscape information and the second environmental information; and sending the first individual station irrigation schedule to a first irrigation control unit associated with the first irrigation site and the second individual station irrigation schedule to a second irrigation control unit associated with the second irrigation site; wherein the first property owner and the second property owner are included in a plurality of users of the central control system; the central control system is configured to communicate with a plurality of hosts, each associated with one or more users, and to provide access via such hosts to a user interface associated with the central control system; and the central control system is configured to provide to each user who uses one of the plurality of hosts to access the user interface information and controls only for those properties with which that user is associated.