• National Status: Occurs throughout the UK but declining in central and eastern England. Population trend 10 years +18%; since 1976 + 186%.
• West Midlands Status: Very local, range possibly decreasing but under-recorded.

• Population trend 10 years – stable.

• Hotspots: Shropshire Hills, Staffordshire Moorlands, Wardlow Quarry in Staffordshire. Llanymynech Rocks, Wyre Forest

• Habitat: Flower-rich meadows, hills and open moorland with grass and bracken mosaic.

• Flight Period: Mid-June to mid-August.

• Wingspan 58–68 m

Caterpillar Food Plant: The main foodplants are Common Dog-violet (Viola riviniana), Hairy Violet (Viola hirta) and Marsh Violet (Viola palustris).

Life Cycle

• The Charts show the distribution over the last 5 years from 2020 to 2024
• The Population Trend from Transect Records from 2019 to 2024 considered STABLE and improving also shows
• Phenology from All Records.

• Detailed mapping of sites 2017
• Detailed Mapping of Sites 2018
• Detailed Mapping of Sites 2019
• Detailed Mapping of Sites 2020
• Detailed Mapping of Sites 2021
• Detailed Mapping of Sites 2023
• Detailed Mapping of Sites 2024
• Detailed Mapping of Sites 2025

Members Photographs