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Extension > Garden > Diagnose a problem > What's wrong with my plant? > Evergreen Trees and Shrubs > Spruce > Twisted or deformed needles

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Spruce > Needles > Twisted or deformed needles

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  • Image: Herbicide injury 1
  • Image: Herbicide injury 2

Herbicide injury

  • Twisted, hooked or distorted needles or shoots
  • Affected needles may also become discolored
  • Young needles most severely affected
  • Damage often occurs only on the side of the tree close to herbicide application

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