Most leaf drop of deciduous trees and shrubs occurs by mid-December. Some plants will start dropping leaves as early as the second week of November while others drop leaves later. But of course, much ...

If you pay any attention to the world around you, you are likely aware of how deciduous trees shed leaves, pollen, seeds, fruits, and yet more pollen into the world around them. Nature, and the ...

An apple may not fall far from the tree, but for a leaf, it depends on its shape. Elm or apple leaves — oval and symmetrical, with few protruding lobes — fall quickly, making them likely to end up ...

Above: This photo tells an entire story. Taken at Roan Mountain State Park in Tennessee in January, it shows most of the deciduous trees are bare. However, you can easily see the light tan colors of ...

• Leaf optical properties impact leaf energy balance and thus leaf temperature. The effect of leaf development on mid-infrared (MIR) reflectance, and hence thermal emissivity, has not been ...

Well into their senescence period, birch trees' leaves have turned yellow near the Alaska Public Media studios in Anchorage as of Oct. 1, 2021. (Casey Grove/Alaska Public Media) It's green-and-gold ...

Deciduous tree leaves turn color in the fall and drop, but did you know that the needles on evergreen trees do too? Although most conifer (cone bearing) trees are considered to be "evergreen," their ...

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 ...

As the autumn leaves flutter to the ground, you might find yourself picking one up, observing its color and shape, and wondering: What kind of tree is this from, anyway? Oregon is best known for its ...