A local species of marshy habitats, mainly is the south-west. The adults rest amongst the foodplant and are easily disturbed. They later come to light.

Note in the similar and commoner Udea lutealis the cross-lines are more sinuate, the stimata larger and more defined and there is a dark cloud in the apex of the wing.

Recorded in 50 (36%) of 140 10k Squares. First Recorded in 1800. Last Recorded in 2022. (Data up to end 2022) Additional Stats

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