Bug FAQBeautiful Hook-tip
Laspeyria flexula · Order: Lepidoptera · Family: Erebidae
The beautiful hook-tip moth has a wingspan of about 23 to 27 mm. It lives across the Palearctic region and its caterpillars eat willow and aspen leaves. Adults are on the wing from May to June, depending on where they are found.
Source: Wikipedia
How to recognize it
Laspeyria flexula belongs to the moth family Erebidae.
Source: Wikipedia
Size
Its wingspan ranges from 23 to 27 mm.
Source: Wikipedia
Where it lives
It is found throughout the Palearctic realm.
Source: Wikipedia
What it eats
The larvae feed on willow and on aspen (Populus tremula).
Source: Wikipedia
When you see it
Adults fly from May through June, varying with location.
Source: Wikipedia
Where it comes from
Its native range is the Palearctic region.
Source: Wikipedia
Questions people ask
Do the caterpillars harm garden plants?
The larvae feed on willow and aspen, but no source mentions damage to other garden plants.
Source: Wikipedia
Same family (Erebidae)
Spongy MothLymantria disparDamages trees, gardens or crops
Fall Webworm MothHyphantria cuneaDamages trees, gardens or crops
Brown-tail MothEuproctis chrysorrhoeaCan irritate skin
Isabella Tiger MothPyrrharctia isabella
Virginian Tiger MothSpilosoma virginicaCan irritate skin
Salt Marsh MothEstigmene acreaSources
- Wikipedia: https://en.wikipedia.org/wiki/Laspeyria_flexula
Look it up elsewhere: GBIF · iNaturalist · BugGuide · Wikipedia
Text written 2026-10-22 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-22.