The drooping branch landscape elm is a general term for elm plants with drooping,flat or oblique extension of branches,forming umbrella or mushroom crowns to show their beautiful forms.It cann't be sowed or propagated by cutting,and must be bred by special grafting methods.The representative plants are Ulmus pumila cv.Jinye,Ulmus pumila cv.Tenue,Ulmus pumila'Pendula'Kirchner,etc.Since the promotion of the drooping elm,the elm variety as a special shape has been recognized by the market.This paper has confirmed the seedling raising link of the drooping branch landscape elm,which can solve the problems that are easy to appear in the seedling raising,and significantly improve the seedling quality and commodity value.
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