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NC State Extension

Grubs & Other Root Feeding Pests

Grubs and other root-feeding insects can cause poor seedling growth and even death. Diagnosing what is wrong requires pulling up the tree and examining the roots during the growing season.

Online Information

CTN 8: Control of Root-Feeding Insects in Fraser Fir Christmas Trees – fact sheet on white grubs, black vine weevils, and root aphids

Grubs – Facts at a Glance – quick facts about white grubs (1-page pdf version with photos)

White Grubs in Turf – NC State Extension information on white grubs

Entomology Insect Notes: Black Vine Weevil – biology and control of black vine weevils

Photo Gallery