Oprohinus suturalis (Fabricius, 1775)

onion weevil

on Allium

parasite

The eggs are deposited one by one in the leaves and stem. The larvae live as a borer in the stem and in the hollow leaves, causing window feelding. Pupation in the soil.

host plants

Alliaceae, monophagous

Allium ampeloprasum, cepa.

phenology

Bivoltine; hibernation as imago.

distribution within Europe

(PESI, 2019).

notes

Pest species.

references

Delhol (2008a), Heijerman (1993a), Talamelli (1995a).

mod 12.iii.2019