What is the meaning of falling leaves?

In deciduous plants, leaf fall for the winter has an adaptive value. In winter, the roots of plants cannot absorb cold or even more frozen water from the soil. And in order not to die from a lack of moisture, the plants shed their leaves. thus drastically reducing the evaporating surface. The crown of that. by shedding leaves, plants are freed from harmful and unnecessary substances. protected from possible breaking of branches under the weight of snow.