Silver-studded Blue
Plebejus argus
National Status
Restricted distribution in England and Wales, range contracting. Population trend 10 years to 2016 -9%; since 1976 +19%.
West Midlands Status
Only site is Prees Heath Common Reserve, Shropshire. Population trend 10 years to 2016 – increasing.
Silver-studded Blue was recorded in 5 squares in 2026
10 Year Trend Analysis
Habitat
Lowland heath.
Caterpillar Food Plant
Heathers
Life Cycle
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||||||||||||||||||||||||||||||||||||
| Egg | ||||||||||||||||||||||||||||||||||||||||||||||||
| Larva | ||||||||||||||||||||||||||||||||||||||||||||||||
| Pupa | ||||||||||||||||||||||||||||||||||||||||||||||||
| Adult | ||||||||||||||||||||||||||||||||||||||||||||||||
Flight Period
Mid-June to early August.
First/Last Sightings 2026
| First Sighting | Recorded by | Last Sighting | Recorded by |
| 8 June | Tandy, Steve | 21 August | Ball, Nigel |
Distribution Map
Key
Total number of sightings per tetrad
Hotspots
Prees Heath Common Reserve.