Abstract:The summer ornamental plant resources and their landscape applications were investigated from some parks, nurseries, campuses, urban streets, green areas and South China Botanical Garden in Guangzhou on the basis of field survey and data collection. There are 289 species of 81 families of summer ornamental plant catalogued, and the characters, habitat of ornamental plants and landscape application were discussed and analysed. Suggestions were proposed on exploring the summer ornamental plant resources to promote the development of landscape in Guangzhou district.