(1) General tree species are divided into deciduous and evergreen. The leaf life of deciduous trees is one year, that is to say, autumn and winter leaves grow in spring. The leaf life of evergreen tree species is 1-2 years, that is to say, it grows in spring and leaves the next year.
(2) The leaves of evergreen trees began to shed leaves in the second year, and some of them shed leaves with Cinnamomum camphora in spring.
(3) Cinnamomum camphora is an evergreen tree, which does not shed its leaves in winter and looks evergreen all year round, but its leaves also have a long life. In spring, leaves must go through a process of being replaced by new leaves. Old leaves fall, while a large number of new green leaves are constantly being pulled up. The whole process of changing leaves is slow, about a month, during which the leaves look a little red.