Abstract: Landscape plants design is also known as design of soft-landscape. In this article, the author selected two new residential quarters in Fuzhou and Qinhuangdao as research object by summarizing her own working practices and studying the conditions of plants in several residential quarters in north and south. By analyzing the landscape plants in these two residential quarters, the author summarized five differences between plants in the north and south and analyzed the causes of these differences. This article intended to help practitioners of plant landscape understand the differences between plants in the north and south, so that they can design their plant landscapes and utilize garden plants better in the future.