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Extension > Garden > Diagnose a problem > What's wrong with my plant? > Deciduous Trees > Butternut > Tiny to small holes in trunk or branches

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Butternut > Trunk/Branches > Tiny to small holes in trunk or branches

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  • Image: Yellow bellied sapsucker 1
  • Image: Yellow bellied sapsucker 2

Yellow bellied sapsucker
Sphyrapicus varius

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  • Image: Flat headed apple tree borer 1
  • Image: Flat headed apple tree borer 2
  • Image: Flat headed apple tree borer 3

Flat headed apple tree borer
Chrysobothris femorata

  • ¼ inch oval-shaped exit holes present
  • Older tunnels cause cracks in bark, froth oozes from openings
  • Infested areas of tree show sunken, darkened areas of bark
  • Larvae tunnel under bark of large branches and trunk
  • Can cause dieback or entire tree can be killed, especially young trees
  • Larvae is yellow with no legs
  • Adult is ¼ to ½ inch long, flattened beetle, ranging from metallic brown to dull gray
  • More information on Flat-headed apple tree borer...

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