Abstract:Rosa spp. is a long-established and popular garden landscape plant with beautiful appearance, varied colors and long flowering phase. On the basis of years of research and screening on the adaptability of Rosa hybrida in South China, this paper takes the rose theme garden of the 27th Guangzhou Garden Expo as the research object, discusses its design concept and general conception, and expounds sparkles of landscape construction, including topic prominence, vivid variety demonstration, multilevel ecological landscape, refined planting and management. In practice, it has been found that the main varieties of Rosa hybrida with strong adaptability and high ornamental value include ‘Hiogi’, ‘Pink Fan’, ‘Bule River’, ‘Alain Souchon’, ‘Mademoiselle Meilland’ , etc. Baesd on a summary of the main issues with application of Rosa hybrida, recommendations are made to strengthen the selection and breeding of moisture and heat resistant varieties, to enrich the landscape structure levels and application forms, and to raise the standard of maintenance and management.
