Rare immigrant from the Canary Islands and North Africa, appearing on the south coast, generally in early spring. In Hampshire, there are three records of four individuals from North Hampshire, dating back to 1967; the first for VC11 occurred in 2024. The first and to date (2019) only record from the Isle of Wight was on the unusual date of 21 April 2017. Wingspan 30-32 mm. Possible confusion species include certain forms of
Silky Wainscot Chilodes maritimus. Larva feeds on Lucerne and other Leguminosae; no evidence of breeding in the UK.