Rare on Calluna heathland around Loch Garten on Speyside (Morayshire and Inverness-shire) and at Dinnet on Deeside (Aberdeenshire). Unlikely to be recorded in Hampshire or on the Isle of Wight. Wingspan 11.5-14 mm. Larva mines leaves of Bearberry, living within a movable case, over-wintering twice.