What season is leaf fall? An analysis of when trees shed their leaves

Many phenomena occur in nature, and behind each phenomenon there are natural laws. So what season is leaf fall?

1. What season is leaf fall

Leaf fall is a natural phenomenon, and generally in autumn most deciduous plants begin to drop their leaves. The falling of different kinds of leaves also represents different seasons.

2. Why do leaves fall off

The reason lies in the formation of an abscission zone. At the base of the petiole or in certain cells near the base of the petiole (originally calcium pectate, soluble pectin and pectic acid), it forms due to changes in the cellular or biochemical properties.

3. Under what circumstances do leaves fall

One type: whenever the dry or cold season arrives, the leaves of the whole tree wither and fall off, leaving only the branches and trunk; these are deciduous trees, such as peach. The other type: after new leaves emerge in spring and summer, the old leaves gradually fall off, and looking at the whole tree, it stays evergreen all year round; these are evergreen trees, such as camphor.

That is the summary and compilation by Tuliu.com today on the related question of what season leaf fall occurs in. We hope this article is helpful to you.