Several embodiments provide wireless irrigation system and related methods. In one implementation, an irrigation system includes a plurality of valves; a plurality of solenoids; a plurality of circuits, at least one circuit in a circuit housing attached at least partially to a dedicated solenoid housing of a respective one of the plurality of solenoids; a plurality of wireless transceivers, at least one wireless transceiver in the circuit housing attached at least partially to the dedicated solenoid housing of the respective one of the plurality of solenoids and configured to wirelessly communicate via a communication network; and the communication network comprising the plurality of wireless transceivers for communication with the plurality of solenoids.