You can't. Bamboo and cypress belong to the growing period in March and are not suitable for pruning. Usually, the pruning period of bamboo and cypress is 65438+ 10 month. At this time, bamboo and cypress are about to enter the dormant period and can be pruned. Bamboo cypress, a tree species belonging to the genus Bambusa of Podocarpaceae, has nearly smooth bark, reddish brown or deep purple, and falls off in pieces; To stretch or stretch; The leaves are opposite, with many parallel veinlets, the top is dark green and shiny, the bottom is light green, the top narrows, and the downward narrows into a stalk; The male flowers are spike-shaped and cylindrical, with solitary axils and a thick and short total stalk.