Abstract: Dendrobium‘Guan-Hua Jieyun’is a new cultivar developed by crossing seed parent Den. ‘Shirasagi’and pollen parent Den.‘Comet King’. This cultivar is compact,with medium height of 37-42 cm. Each pseudobulb produces an average of approximately 5 inflorescences,with 2-4 flowers per inflorescence. There is an average of 14 flowers per plant. The flowers are medium-sized and white in color,with a slight red tinge at the petal margins. The flowering period is from March to June,with the peak blooming season from April to May,and the flowering duration of a single plant lasts about two months. It has strong adaptability and is suitable for cultivation in greenhouse facilities in Guangdong Province.

Key words: Dendrobium, cross breeding, cultivar