How to Manage Pests

Pests in Gardens and Landscapes

Pest identification and confirmation—Common weevil species

There are more than 1,000 species of weevils or snout beetles in California.  The most common pest weevil species in California is the black vine weevil, Otiorhynchus sulcatus. Other important species include the cribrate weevil, Otiorhynchus cribricollis, fuller rose beetle, Asynonychus godmoni, obscure root weevil, Sciopithes obscurus, strawberry root weevil, Otiorhynchus ovatus, vegetable weevil, Listroderes costirostris, the woods weevil, Nemocestes incomptus, the rough strawberry root weevil, O. rugosotriatus, and the Douglas-fir twig weevil, Cylindrocopturus furnissi.

Adult cribrate weevil
Adult cribrate weevil

Adult fuller rose beetle
Adult fuller rose beetle

CAdult vegetable weevil
Adult vegetable weevil

Adult black vine weevil
Adult black vine weevil


Statewide IPM Program, Agriculture and Natural Resources, University of California
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