ADULT: Wingspan 35-50mm. A very distinctive species with a blue-black forewings marked with a prominent white stigmata giving the species its common name. The hindwings are grey with a dark band. CHRYSALIS: Found throughout winter in a woven cocoon underground. LARVA: Variable in colour such as green and brown with lighter diagonal markings and a hump at the rear. There also is a thin, white dorsal line. Feeds on a wide array of plants such as Birch, Alder, Bracken, Willow, Nasturtium and Nettle. The larva can be conspicuous and sit out in the open through the day. BEHAVIOUR: Attracted to light, sugar and flowers. HABITAT: Deciduous woodland where foodplant grows and also wasteland, parks and gardens. FLIGHT PERIOD: Single brooded. July to August. STATUS: Resident. Common.
Back to Gallery