Abstract: This paper studies the feasibility, reasonablity and visual effects of new wetland p lant allocation in Chongqing Southern Spa. The p lantswhich Chongqing Southern Spa selected grow very well in Chongqing, and the color, texture and shape of the p lants reasonable match the wetland and show unique beauty, meanwhile, some of the p lants, which Chongqing Southern Spa selected like water hyacinth, lotus, and water lilies and so on, have the ability of sewage purification which has certain contribution to the p rotection of the ecology of Chongqing Southern Spa.