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Extension > Garden > Diagnose a problem > What's wrong with my plant? > Deciduous > Dogwood > Bark discolored, cracked or blistered

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Dogwood > Stems/branches > Bark discolored, cracked or blistered

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  • Image: Plum Curculio 1
  • Image: Plum Curculio 2
  • Image: Plum Curculio 3

Golden canker
Cryptodiaporthe corni

  • Only infects pagoda dogwood, Cornus alternafolia
  • Infected branches turn tan to orange and are covered with orange blister like spore producing structures
  • Infected branches often die during dormancy and fail to leaf out in the spring
  • More information on Golden Canker...
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  • Image: Plum Curculio 1
  • Image: Plum Curculio 2
  • Image: Plum Curculio 3

Botryosphaeria canker
Botryosphaeria dothidea

  • Leaves on one or more branches wilt, turn brown and die
  • Bark on affected branches is darker, cracked, or blistered at the site of the canker
  • Wood beneath the canker is dark brown
  • Common on shrubs stressed by drought, winter injury and other factors
  • More information on Botryosphaeria canker...

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