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
notes
Pest species.
references
Delhol (2008a), Heijerman (1993a), Talamelli (1995a).