Mixed reality technology is a new research field.As a new interactive technology,it breaks through the limitations of traditional technology in time and space,guides users to try interactive behaviors,and enhances virtual senses and real scenes.This paper aims to explore the development trend of the combination of technology and design art,analyze the core characteristics of mixed reality technology and its application value in landscape artistic conception space,and analyze from three aspects:enhancing the spread of cultural heritage,exploring the new value of traditional landscape,the experience-value reconstruction of digital media in landscape artistic conception space transformation,and multi-modal human-computer interaction experience.And further explore the application strategy of mixed reality technology in landscape artistic conception space.