Abstract: Fertile orange has obvious health care effect, in addition to the high content of Vitamin C, and contains carotene and other substances, which has the functions of moistening the intestine and defecating, beautifying and lowering blood pressure, but also can prevent cancer and cancer, so it is favored by the market. Based on the biological characteristics of fertile orange and the climatic data of Nanning, this paper concluded that the temperature, precipitation and light conditions were suitable for planting fertile orange.The harm of meteorological disasters on fertile orange was discussed. Finally, some measures for controlling diseases and pests were given to ensure the formation of high-quality and high-yield fertile orange.