Widespread and common.
At least two generations and in favourable years three. Can overwinter as adult and reappear in April.
Leaf-mine: May; July; September-October.
Long narrow twisting mine.
Pupates in a silken cocoon suspended from threads attached to food plant (see photo)
Recorded in 62 (84%) of 74 10k Squares.
First Recorded in 1874.
Last Recorded in 2022.