Bug Identifier
Black Vine Weevil
Community identification

Black Vine Weevil

Otiorhynchus sulcatus

Order & Family
Coleoptera: Curculionidae
Size
8 to 11 mm in length
See this bug in the Encyclopedia

Natural Habitat

Found in gardens, nurseries, and greenhouses; often wanders into buildings during summer or for overwintering.

Diet & Feeding

Herbivorous; adults eat leaves of various ornamental plants (notching the edges), while larvae feed on roots.

Behavior Patterns

Nocturnal feeders that hide in soil or debris during the day. This species is flightless and consists entirely of females reproducing via parthenogenesis.

Risks & Benefits

Significant horticultural pest that can kill potted plants via root damage; poses no physical risk to humans or pets.