Common on heathland, moorland and in gardens, and on a wide range of other habitats throughout much of the British Isles, a species of conservation concern under the UK Biodiversity Action Plan. In Hampshire and on the Isle of Wight most frequent in heathy places in the New Forest and north-east Hampshire, occasional elsewhere. Wingspan 33-42 mm. The most likely confusion species is Bright-line Brown-eye Lacanobia oleracea
, which has a straighter, whiter subterminal line. Larva feeds on Heather, Bracken, Broom, Bramble, Sallow and Sea Buckthorn, over-wintering as a pupa.