Spotting a few brown or dying leaves on your tree can be distressing. While it's probably not a reason to panic, it is a sign that you should take a closer look at your tree's health. A lot of ...

Add Yahoo as a preferred source to see more of our stories on Google. Adding one or two trees with red leaves to your plot is a wonderful way to introduce beautiful structure, ornamental detail and ...

Add Yahoo as a preferred source to see more of our stories on Google. Redwoods, it turns out, have two types of leaves that look different and perform very different tasks. This previously unknown ...

In a large-scale study with almost 400 partners, researchers worldwide have collected data on tree species, to which scientists from Bayreuth have contributed their knowledge about the Kilimanjaro ...

Question: My hackberry trees are dropping leaves for no apparent reason. The leaves look fine, no bugs or mold spots or discoloration of any kind. Do you have any idea what might be causing the leaf ...

How do you cool yourself on a hot day? Perhaps you find shade, switch on a fan or retreat to air conditioning? But spare a thought for tropical forest trees. As the climate warms, they must either ...

Are your live oaks dropping leaves? Are they in trouble? Dropping leaves, yes. In trouble, probably not. Evergreen trees generally drop their leaves yearly, but usually in the spring rather than fall ...

A little knowledge of botany can be helpful, even if you’re an amateur gardener. Here are a few things you should know about what happens in the fall. By Margaret Roach What’s going on out there — and ...

Climate warming is linked to a widening interval between leaf unfolding and flowering in European trees, with implications for tree fitness and the wider environment, according to new research. An ...

Fall temperatures are finally rolling into central Ohio and the region's trees are shedding their leaves. But as you break out your rake or leafblower only to determine that autumnal pile in your yard ...

Trees will start to shed their leaves earlier as the planet warms, a new study has suggested, contradicting previous assumptions that warming temperatures are delaying the onset of fall. Every year, ...