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Identifying and Controlling Twig Girdler Beetles on Hickory

Oncideres cingulata: The Beetle That Cleanly Cuts Twigs

Females girdle twigs (smooth cut, central jagged remnant) for egg laying. Larvae develop in severed twigs. Control: gather and destroy fallen girdled twigs fall through spring. Reduces next generation. VT Entomology factsheet: ext.vt.edu/twiggird.html.

Trees: Hickory Leaf Galls: Insect Eggs Inside Leaf Tissue—No Treatment Needed; Aspen Tree Sticky Leaves and White Eggs: Cottony Scale Infestation; Cottony Scale on Lime Tree: Merit Systemic or Soap/Oil for Bees' Honeydew Attraction; Understanding Leaf Galls: Those Strange Bumps on Your Tree's Leaves; Redwood Interior Needle Drop: Normal Aging, Not Pests; Identifying and Managing Twig Girdlers and Pruners on Aspen Trees; Twig Girdler & Pruner on Elm & Pecan: Cultural Control Works Best; Willow Flea Beetles: Annual Invasion & Systemic Prevention; Twig Girdlers in Pecan: Identification and Control; Growing Hickory Trees from Seed: Stratification and Planting Guide for Texas

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