Deciduous trees have unique autumn leaf colors that are specific to every species. Fall's most common leaf colors are red, yellow, and orange.

Why do leaves fall off trees in the autumn? 02:44. MINNEAPOLIS — The latest map shows fall colors are just starting to emerge across parts of northern and southern Minnesota.

Why do trees want to lose their leaves in the fall? 4. Is fall the only time cells cut leaves loose? Why or why not? 5. Evergreen plants do not lose their leaves in winter.

The glorious show of autumn color is transitioning to the familiar browns and barren trees that will continue through winter. Two Purdue experts recently offered advice on what to do with fallen ...

Leaves fall off trees when they aren’t doing their job any more. If there isn’t enough water, the leaf can be damaged and stop working.

Frederic Edwin Church, “Autumn Woods,” ca. 1870, Cooper Hewitt, Smithsonian Design Museum, gift of Louis P. Church Autumnal leaves in vibrant hues are a beautiful part of the season, but those leaves ...

You think you know why leaves fall off trees. Well, you're wrong. It's not the wind. It's not the cold. Because leaves aren't the brightest bulbs in the world, the tree has to make an executive ...

Fall this year has been a bit unusual in that we had fairly warm temperatures for this time of year. This likely disrupted the gradual process.

A full-grown oak tree might have more than 60,000 leaves, and each one requires valuable nutrients. So when fall turns into winter, trees discharge their leaves as a cost-cutting measure.