Weed control and management play a vital role in the economic system. As the presence of weeds along with the crops have the power to decrease the yield, hamper the harvest and also lessen the quality of the crop which could lead to increment in the production cost and also decrease the market value of the crop in case weeds are not controlled. Weeds also hinder with the application of pesticides and interfere with irrigation. Automation in weed control is an emerging technology. Sturdy weed management technology will control the weeds despite the variables in the field. This paper mainly focuses on the mechanisms of weed control and management and their future scope.