Bug FAQHazel leaf-roller weevil
Apoderus coryli · Order: Coleoptera · Family: Attelabidae
Also called: hazel leaf roller
The hazel leaf-roller weevil is a small beetle about 6 to 8 mm long, with a red bell-shaped pronotum and red-tipped legs. Adults appear from May to September, have two generations per year, and the second-generation larvae overwinter in the leaf rolls they make on hazel.
Source: Wikipedia
How to recognize it
The legs start red at the base and become black toward the tips.
Source: Wikipedia
Size
Adults grow to 6 to 8 mm in length. Larvae can reach about 10 mm long.
Source: Wikipedia
Where it lives
It lives in deciduous forests, especially at edges, as well as parks and gardens where hazel (Corylus avellana) grows.
Source: Wikipedia
What it eats
Larvae feed inside the leaf rolls they create on hazel leaves.
Source: Wikipedia
Life cycle
The species has two generations each year. Second-generation larvae spend the winter in their leaf rolls and pupate in spring.
Source: Wikipedia
When you see it
Adults can be seen from May through September.
Source: Wikipedia
Where it comes from
It is widespread across most of Europe, the eastern Palearctic (China and Japan), and the Near East.
Source: Wikipedia
More photos
Questions people ask
When can I expect to see adult hazel leaf-roller weevils?
Adults are active from May until September.
Source: Wikipedia
How many generations does this weevil have each year?
It produces two generations annually.
Source: Wikipedia
What do the larvae eat?
The larvae feed inside the leaf rolls they make on hazel leaves.
Source: Wikipedia
How can I tell this weevil apart from similar species?
Look for a red bell-shaped pronotum and red-tipped legs; a close lookalike, Apoderus erythropterus, has a black pronotum.
Source: Wikipedia
Same family (Attelabidae)
Sources
- Wikipedia: https://en.wikipedia.org/wiki/Apoderus_coryli
Look it up elsewhere: GBIF · iNaturalist · BugGuide · Wikipedia
Text written 2026-10-24 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-22.