[001] The present invention provides a system for monitoring and controlling supply of water for irrigation and fertigation in a farm. The system includes a plurality of water sources, a plurality of water filters, a plurality of valves connected with the plurality of water sources to supply water and a plurality of fertigation sources to supply fertilizer to a plurality of areas of the farm, a plurality of a set of sensors to collect a plurality of attributes pertaining to soil and crop of the farm, a main controller connected with the plurality of valves and configured to control at least one valve based on duration of irrigation, volume of water or corresponding to the plurality of attributes of soil and crop and a communication between a mobile device with the main controller. Each of the sensors collects the plurality of attributes of the plurality of areas of the farm.