Residential landscape plays a role in beautifying the environment of the community and can provide a comfortable leisure environment for people.In the process of design,plant configuration can improve the quality of plant landscape design and residential area.Based on this,this paper takes modern residential landscape design as the object,analyzes the characteristics of modern residential landscape design and the role of plant configuration in landscape design,and expounds how to do a good job of plant configuration to improve the ornamental property of residential landscape.This paper is intended to provide reference for similar research.