Abstract: A portable knockdown above ground watering system and method for establishing a new lawn is provided. The system includes a compact water manifold structure comprising a manifold housing having a water inlet in fluid communication with a plurality of water outlets. A plurality of solenoid actuated valves are connected adjacent to and in fluid communication with each of the water outlets. The solenoid actuated valves being electrically connected to a control cable plug. An inlet hose connector is connected in fluid communication with the water inlet for removable connection to an inlet hose. A plurality of sprinkler heads are connected in fluid communication to the manifold structure with removably connected outlet hoses. A flexible waterproof control cable is provided. The control cable is removably connected between the control cable plug and a timer assembly which is used for electronically regulating the solenoid actuated valves for operation of the sprinkler heads.