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Yew > Needles > Reddish-brown needles

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  • Image: Winter injury 1
    Credit: M. Grabowski, University Of Minnesota
  • Image: Winter injury 2

    Credit: M. Grabowski, University Of Minnesota

  • Image: Winter injury 3

    Credit: R.Keotter, University Of Minnesota

  • - CLICK PHOTOS TO ENLARGE -

green arrowWinter injury

  • Needles turn brown or purplish brown in late winter early spring
  • Needles turn brown from tip down, needle base remains green
  • Needles at the tip of the branch are more severely discolored than those close to the trunk
  • Common in trees exposed to wind and sun, or from light reflecting off buildings
  • Damage often only on one side of the tree
  • Damage most severe at the top of the tree, branches covered by snow are unaffected
  • More information on Winter injury...
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  • Image: Salt damage 1
    Credit: J. LaForest, University of GA, Bugwood.org
  • - CLICK PHOTO TO ENLARGE -

green arrowSalt damage

  • Needles turn brown from needle tip
  • Branches and needles facing road are most severely affected
  • Protection of branches and needles provided by snow cover so damage in these areas is not as severe
  • More information on Salt damage...

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