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Extension > Garden > Diagnose a problem > What's wrong with my plant? > Deciduous Trees > Forsythia > Round woody galls on branches

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Forsythia > Stems/branches > Round woody galls on branches

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Phomopsis Gall
Phomopsis spp.

  • Galls are round woody balls made up of many short woody nodules clustered together
  • Galls may occur individually or be clustered on twigs and branches
  • Galls are .25 to 2 inches across
  • Galls may girdle and kill small twigs and branches
  • Infected shrubs may show stunted growth and loss of vigor
  • More information on Phomopsis Gall

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