We’re not about four seasons, we’re about water and drought and heat and fire.”But why do the fagus and other plants colour their leaves in autumn? Why do some trees lose their leaves, but others ...

Every autumn we revel in the beauty of the fall colors. The mixture of red, purple, orange and yellow is the result of chemical processes that take place in the tree as the seasons change from summer ...

The physical signs of fall begin when the leaves change color and start to fall from the trees. This transformation is triggered by shorter daylight hours and cooler temperatures. The process of ...

It's the first day of autumn, and the telltale signs are here: crisp weather, pumpkin spice lattes and, most importantly, the leaves are changing colors. Ever wonder why some leaves turn red ...

Leaves change color every year during the fall season. According to Gardner, this can be narrowed down to two contributions: the loss of daylight and the temperature change. During the fall ...

Warm days and cool nights tend to produce the best fall color. A 2021 study suggested that Northeastern U.S. maple leaves are changing later—though climate change can also bring dry weather ...

In the fall, I keep an eye on when the leaves change colors as well as the colors that show up. Jessie Young-Robertson is a boreal forest ecologist at University of Alaska Fairbanks’ Institute ...

This was filmed in northwest Connecticut. The leaves change color as the days get shorter. Warm temperatures have delayed the seasonal change. Southern states usually peak in November. When it ...

With less sunlight, the temperature starts to drop and the days get shorter. Trees leaves start to change colour. The end of autumn can bring stormy conditions along with strong gales. For some ...

When the leaves start to change colour from green to brown or red, you know they're going to fall off soon. Ivy: So why do some plants stay green all year round? Do they not like to lose their leaves?