According to the current situation of Juglans regia industry is dominated by the saling of green fruits in yuan- qu county, the main Juglans regia cultivars“ zhonglin 1”“Lipin 2”“xiangling“and“Qingxiang”were selected as the re- search objects . Through the measurement of fruit growth and development of different cultivars , investigation of develop- ment period , and comprehensive analysis of market demand , it was concluded that“ Lipin 2”is the most suitable cultivar for planting in yuanqu county because of its largest fruit size and the earliest ripenes .“Qingxiang”and“xiangling”could be used as the auxiliary cultivars ,“zhonglin 1”was not suitable for large-scale development in the county, the results can provide basis for the cultivar development of Juglans regia industry in yuanqu county.