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Hemlock

  • Needles

    Needles

  • Cones

    Cones

  • Buds

    Buds

  • Bark

    Bark

  • Trees

    Trees

     

    Specifications

    • Also known as: Eastern Hemlock
    • Latin (scientific) name: Tsuga canadensis
    • Height: 107 feet
    • Circumference: 8 feet

    • The height and circumference measurements listed here are for the largest-known hemlock tree in the Atlanta area. This tree is located in Fernbank Forest.

    • Special characteristics:

      Unlike other evergreens, hemlock needles are flat.

    • Annoyance factors:

      dead hemlock forestAn Appalachian forest scene shows large numbers of hemlock trees killed by HWA.HWA infestationWoolly adelgid insects and their egg sacs on a hemlock branch.
      The hemlock woolly adelgid (HWA). This insect is destroying hundreds of thousands of acres of hemlock trees in the Eastern United States. Read this fact sheet for more information about it. A lengthy New Yorker article by our friend Richard Preston about this terrible infestation also details efforts by another friend, Will Blozan, and others to combat it.

       

       

       

       
    • Photo Credits:

      Needles: Will Cook, CarolinaNature.com
      Cones: Austin Szubryt, austinbotany.wordpress.com
      Bark: Wanda Rice, amc-nh.org
      Tree: web03.bruns.de

      HWA Infestation photo (left) by Leslie J. Mehrhoff, University of Connecticut, Bugwood.org
      Forest photo (right) by Jason Van Driesche, Bugwood.org

       

       

       

    Categories

    Pines and Hemlock | Evergreens (Conifers)