Norfolk status
Local.
Waysides, gardens and waste ground where Tansy grows. During warm late afternoons/evenings in June/July the moth can often be found at rest on the foodplant.

Similar to D. alpinana. Separated by genitalia dissection if not recorded on foodplant.

Flies occasionally in afternoon sunshine but is more active at dusk. Both flavidorsana and alpinana, are also attracted to wormwood (Artemisia absinthium) and may often be seen flying around this plant.

Verification Grade Comment: National Grade 4 - If recorded away from foodplant - Grade 4

Recorded in 15 (20%) of 74 10k Squares. First Recorded in 1994. Last Recorded in 2024. Additional Stats

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