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  2. Why do leaves change colors in the fall? What to know as Iowa ...

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    As the leaves change for fall, you may find yourself wondering why they do so. The Iowa Department of Natural Resources has insight as to why trees become so vibrant during cooler months, and when ...

  3. Autumn leaf color - Wikipedia

    en.wikipedia.org/wiki/Autumn_leaf_color

    The phenomenon is commonly called autumn colours [2] or autumn foliage [3] in British English and fall colors, [4] fall foliage, or simply foliage [5] in American English. In some areas of Canada and the United States , " leaf peeping " tourism is a major contribution to economic activity.

  4. What are fall colors? How changing leaves give off ...

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    When and how the leaves change color depends on tree species – some have leaves that just turn brown and fall. Weather and temperature also impact fall foliage. Warm, sunny days accompanied by ...

  5. Do You Know Why Leaves Change Colors in the Fall? Here's What ...

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    Learn why leaves change colors in fall every year. The pretty, vibrant colors that autumn brings is one of the greatest things about the season! Learn why leaves change colors in fall every year.

  6. Variegation - Wikipedia

    en.wikipedia.org/wiki/Variegation

    The colors of the patches themselves vary from a slightly lighter shade of the natural coloration to yellow, to white, or other colors entirely such as red and pink. [1] This is caused by varying levels and types of pigment , such as chlorophyll in leaves. [ 2 ]

  7. Abscission - Wikipedia

    en.wikipedia.org/wiki/Abscission

    A plant will abscise a part either to discard a member that is no longer necessary, such as a leaf during autumn, or a flower following fertilisation, or for the purposes of reproduction. Most deciduous plants drop their leaves by abscission before winter, whereas evergreen plants continuously abscise their leaves. Another form of abscission is ...

  8. Why do leaves change color and fall? Learn the science behind ...

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    We've got you covered, unlike the trees dropping leaves after creating lovely fall foliage. Skip to main content. 24/7 Help. For premium support please call: 800-290-4726 more ways to reach ...

  9. Leaf peeping - Wikipedia

    en.wikipedia.org/wiki/Leaf_peeping

    Leaf peeping is the activity in which people travel to observe and photograph the fall foliage in autumn, when leaves change colors. [1] The term originates from the United States. [ 2 ] [ 3 ] According to the Oxford English Dictionary , its first usage appeared in 1966 in the Bennington Banner newspaper.