Very difficult to separate this from similar species, even by genitalia examination.
Only record bred specimens or larvae which feed on Blackthorn, Hawthorn, plum & cherry forming a silken web.
Please record undetermined specimens of Yponomeuta padella, Yponomeuta malinellus, Yponomeuta cagnagella as the aggregate.
Verification Grade Comment: Occupied larval web or bred only
Recorded in 18 (26%) of 69 10k Squares.
First Recorded in 1834.
Last Recorded in 2020.