Great amounts of perilous species are discharged by industrial activities polluting wastewater effluents, where by colored effluents are the most alarming. Constructed wetlands play an important role in wastewater treatment and are considered as a popular and efficient technique among the environmentalist. Adsorption is the most important phenomena taking place in the Constructed Wetlands system. Rice husk is an important waste material obtained in large amount from the agricultural practices and it showed a great potential in removing color from dye water.