Green angle

Green Hairstreak 

Green Hairstreak 

Green Hairstreak

  • National Status: Found throughout the UK with some losses in recent years. Population trend 10 years -34%: since 1976 -41%.
  •  West Midlands Status: Scattered occurrences across the region but scarce in Herefordshire. Likely under-recorded, seldom common, range probably stable. Population trend 10 years – decreasing.
  • Hotspots: Whixall, Wem and Fenn’s Mosses in Shropshire, Cannock Chase in Staffordshire and the Malvern Hills in Worcestershire. Sites:  Whixall Moss, Bury Ditches, Cannock Chase, Baggeridge Country Park,  North Hill, Malvern, Portway Hill, Penny Hill, Hartlebury Common.
  • Habitat: Found in a wide range of habitats reflecting the variety of foodplants it utilises. Heaths, moors, bogs, quarries, brownfield sites, scrubby grassland and woodland clearings.
  • Flight: Period Mid-April to late June with some noteworthy July and even August records from the Malvern area. Peak emergence is mid-April to early June Wingspan 27–34 mm.

Caterpillar Foodplant: The main foodplants are Bilberry (Vaccinium myrtillus), Broom (Cytisus scoparius), Common Bird’s-foot-trefoil (Lotus corniculatus), Common Rock-rose (Helianthemum nummularium), Dyer’s Greenweed (Genista tinctoria) and Gorse (Ulex europeaus). Bramble (Rubus fruticosus), Buckthorn (Rhamnus cathartica), Cross-leaved Heath (Erica tetralix) and Dogwood (Cornus sanguinea) are also used.

Green Hairstreak Life Cycle

Click on image

The Charts show the distribution over the last 5 years 
The Population Trend from Transect Records considered STABLE but only found on 5-6 transect sights so trend not reliable. 
Phenology from Casual Records

Gallery by Dave Williams