The course is divided into theoretical overview and practical operation. The first stage is the basic course of horticultural therapy. It is hoped that through the understanding of horticultural therapy and its practice, we can understand the knowledge and technical aspects of human service. The second phase of the course is the haring of green care theory and innovation and entrepreneurship models, which expands students' vision of the industrial environment and encourages students to use their ideas in the practical course to enter the working world of horticultural therapists. At the end of the course, trainees are arranged to visit the farm practice of horticultural therapy to learn about the implementation modes of different of models and to enhance their understanding of horticultural therapists and the green care industry.