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Black Walnut > Trunk/Branches > Webbing on ends of branches

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  • Image: Fall webworm 1

    Credit: J. Hahn, University of Minnesota

  • Image: Fall webworm 2

    Credit: J. Hahn, University of Minnesota

  • Image: Fall webworm 3

    Credit: Lacy L. Hyche, Auburn University, Bugwood.org

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green arrowFall webworm
Hyphantria cunea

  • Produces silken webbing that covers the ends of branches
  • Chews entire sections of leaves, leaving major veins and can defoliate trees in high infestations
  • Yellowish or greenish with long, fine white hairs with two rows of black spots down its back; approx. 1 inch long at maturity
  • Feeding occurs from late July through September
  • More information on Fall webworms...

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