Phytochemicals are non nutritive plant chemicals that contain protective disease preventing compounds. Nowadays, it becomes centre of attraction for the people in the health care profession & pharmaceutical industry. The main intention of this paper is to bring the weeds of the paddy field which has a wide spectrum of phytochemicals into lime light. These weeds are at endangered position due to prolonged application of chemical weedicides to the paddy field. This now create a new ecological problem by upsetting the biotic balance of the environment. So these ecofriendly weed flora are to be conserved and protected.