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Extension > Garden > Diagnose a problem > What's wrong with my plant? > Deciduous > Basswood/Linden > Deformed leaves

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Basswood/Linden > Leaves > Deformed leaves

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  • Image: Introduced basswood thrips 1
  • Image: Introduced basswood thrips 2
  • Image: Introduced basswood thrips 3

Introduced basswood thrips
Thrips calcaratus

  • Buds are attacked resulting in bud drop or deformed, ragged appearance of new leaves in spring
  • Defoliation usually occurs when infestation is high resulting in a thin canopy
  • Typically a forest pest, usually not a landscape problem
  • American basswood is primary host
  • More information on Introduced basswood thrips

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