Blue angle

White-letter Hairstreak 

White-letter Hairstreak 

White-letter Hairstreak

  • National Status: Scattered colonies throughout England and Wales. Suffered major range contraction with Dutch Elm disease. Population trend 10 years -77%; since 1976 -96%.
  • West Midlands Status: Isolated colonies throughout the region with the greatest concentration in north-west Staffordshire. Range contracting. Population trend 10 years – decreasing but under-recorded
  • Habitat: Elm trees Ulmus spp. in all suitable habitats, such as woodland edges, hedges and even solitary large elms in gardens. Elms, with an open, sunny, southern aspect are preferred.
  • Flight Period: Late June to mid-August.
  • Wingspan 25–35 mm.

Caterpillar Food Plant – Elms

White-letter Hairstreak 

Life Cycle - click on image

Above
The Charts show the distribution over the last 5 years widespread but may be overlooked
The Population Trend from Transect Records considered stable despite great increase in 2017 
Phenology from Transect Records

Gallery by Dave Williams