So when the leaves fall off, they're getting kicked out by the tree on purpose. "Trees lose their leaves to conserve energy and to reduce the amount of damage they could sustain during the winter ...

This weakening allows the leaves to fall from the tree due to rain or a breeze. There is a second layer to the abscission zone known as the protective layer. This layer helps protect the tree from ...

Typically, we get calls asking about brown leaves on trees in September, but here we are in early August, and we are starting to see trees begin to drop some of their leaves. Browning leaves on ...

Fall is also when leaves on the trees begin to turn shades of orange, yellow and red. Eventually, that beautiful foliage will end up on the ground.

So, we know why leaves change color. The next step is for them to fall. As the temperatures drop and the nights grow longer, the trees decrease the production of auxin, which is a hormone in trees ...

Fall leaves sometimes change later, putting trees at risk for frost damage if winter arrives early. Even if trees change on time, the colors may not be as vibrant as in previous years.

Credit: Journal of The Royal Society Interface (2025). DOI: 10.1098/rsif.2024.0654 In watching leaves fall, it became clear to the researchers that the determining factor was leaf shape.To find ...

When autumn leaves fall from the trees, welcome them as though you’d found a treasure chest. “There are so many ways to use leaves in the garden,” said Spencer Campbell, Plant Clinic manager ...

First, the good news. Magnolia trees can naturally drop leaves in spring and fall. Whether it is evergreen trees shedding old leaves or deciduous trees naturally losing their foliage, it is not ...

The most common leaf colors of fall are red, yellow, and orange. Some tree species can express several of these colors simultaneously as the season progresses. All leaves start out in summer as green.