The core of vertical space greening of urban architecture which is an effective approach to build the green healthy living environment and to increase urban green space, is the ecological planting epidermis design. By means of learning the experience of international ecological planting design of construction epidermis, the paper reviews principles of ecological planting design of construction epidermis and the relationship between this and planting design, which bases on the concept of BBL, the bioclimatic buffering layer. Furthermore, it aims to find new creative ideas of the combination of green plants and construction epidermis design, in order to provide references for Chinese construction epidermis design practice.

Abstract
 The introduction
 1. The definition of BBL
 2. The international cases of ecological planting epidermis
 3. The principles of the ecological planting epidermis design
 4. The key technology of the ecological planting epidermis design
 5. The planting disposition of ecological planting epidermis
 The conclusion
 The Reference

• Liu Ruyi(Beijing University of Technology Graduate Student)
• Wang Shufen(Beijing University of Technology Professor)