Epinotia trigonella - Distribution map
Please note that the NBN Gateway map service has been terminated as of 1 April 2017.
As soon as a replacement map service is available, distribution maps will hopefully appear here again.
In the meantime, you can get some idea of distribution from the NBN Atlas website.
49.23 BF1151
Epinotia trigonella
(Linnaeus, 1758)
Wingspan 16-21 mm.
Widespread and locally common throughout the British Isles, frequenting heathland, mosses and open woodland.
Adults are on the wing in August and September, and although crepuscular in habits, it can also be disturbed during the day.
The larvae feed between folded or spun leaves of birch (Betula).