This course introduces the basic principles, environmental conditions, cultivation, and horticultural products handling for horticulture science. It contains horticulture crops classification, growth, and metabolism, reproductive development, environmental factors (light, temperature, water physiology, air, soil, etc.), flowering conditions, plant propagation, horticultural products handling. Students can know horticultural technology and industry and understand horticulturists in the world to provide nutrients and food, improve the environmental quality of life, beautify the landscape, the economic importance and role of medical utilization.