Water pollution has turned out to be a standout amongst the most major issues of the present development. Over the most recent couple of years extensive measure of research has been done on the capability of aquatic macrophytes for contamination evacuation or even as bio-markers for heavy metals in aquatic biological communities. Water hyacinth is one of the aquatic plant species effectively utilized for wastewater treatment. It is extremely effective in evacuating toxins like suspended solids, BOD, natural issue, heavy metals and pathogens. This paper essentially centers around the treatment of waste water utilizing the plant 'water hyacinth' and has offered accentuation to the expulsion of heavy metals by the plant. Water hyacinth' could develop in sewage; they assimilate and process the toxins in wastewater, along these lines changing over sewage effluents to moderately clean water. Hence, the plants hold guarantee as a characteristic water purging framework, which could be set up at a small amount of the cost of a regular sewage treatment office. The examination led in such manner uncovered how proficiently wastewater could be dealt with utilizing the plant 'Water hyacinth.