• over_clox@lemmy.world
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    4 months ago

    And if you don’t know when the tree was planted, just ask the tree it’s birthday, duh.

      • Ephera@lemmy.ml
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        4 months ago

        Assuming you live in a region with 4 seasons per year, then yeah.

        From what I understand (and according to this), the lighter parts of the rings get created when the tree grows rapidly, which typically happens in spring. And the darker parts get created during slower growth, which typically happens in summer. In autumn and winter, trees tend to not grow.

  • Hazmatastic@lemm.ee
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    4 months ago

    This does have real implications in dendrochronology. If you were to take a beam from a structure built hundreds or even thousands of years ago, you can use ring spacing along with climate records of the area it was cut down in to determine when it was cut down, which will tell you the approximate age of the structure (and as a result, the tree). The rings can reflect events such as floods, fires, droughts, and periods of rapid growth, so if you can match those up with climate records and known samples, it works out the way the graphic describes.

  • Sam_Bass@lemmy.world
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    4 months ago

    Oh i dunno, basic math seems to elude so many i wouldnt count on them knowing how old a tree is by having the date it was planted

  • expatriado@lemmy.world
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    4 months ago

    if you planted from seed, some trees from the nursery may be 8 years old or older, specially those that come rooted in 45 gallon containers