Willow Ermine (Yponomeuta rorrella, (Hübner, 1796))

General InformationOverwinters as Overwinters as an egg.
Both sexes come to light.

Wingspan: 19-24mm
Foodplant(s): White Willow (Salix alba), Grey Willow (Salix cinerea)
Flying: One generation, July-August
UK Presence: Resident and Immigrant
National status: Proposed Red Data Book

Regional Information

Recorded in 50 (18.5%) of the 270 2km squares of Huntingdonshire.

Last recorded in September 2023

Recorded date range (Adult): 07 June to 06 September

Recorded date range (Larva/Leafmine): 12 July to 12 July

Similar Species

Earith

Photo © David Griffiths

Bird-cherry Ermine Yponomeuta evonymella

Earith

Orchard Ermine Yponomeuta padella

Yponomeuta plumbella

0428 (ABH16.005) Willow Ermine Yponomeuta rorrella, (Hübner, 1796)

KR01352