Landscape presents nature to us in another way through artificial transformation. At the same time of rapid development, cities should attach great importance to setting of urban green landscape. Plant landscape of urban gardens is an essential part of urban green landscape. To study plant landscape of urban gardens, it is necessary to find out growth habits and characteristics of plants, and ornamental benefits of plants. Different plants can be combined together to produce different space forms and generate different aesthetic effects. Through enriching plant landscape forms of urban gardens, it is feasible to increase the interest of urban landscape.