There are 37 resident butterfly species in our branch area including the recently colonised Adonis Blue in the Royston area.
More information on species can be viewed here
Many important sites for butterflies exist in our branch area including our own Millhopper's Reserve
More on other sites can be viewed here
News Archive: 2023 / 2022 / 2021 / 2020 / 2019 / 2018
28 Jun 2025: Hummingbird Hawk-moth & Cinnabar larvae Stevenage
27 Jun 2025: Heartwood Forest Purple Emperor update
27 Jun 2025: White clouds at Heartwood
27 Jun 2025: Sightings at Trent Park & Enfield
27 Jun 2025: Middlesex White Admiral
26 Jun 2025: Sightings at Broomfield Park, Palmers Green, N13 & Southgate
26 Jun 2025: Sherrardspark Wood
26 Jun 2025: (Off the beaten) Tracks around Danemead HMWT
25 Jun 2025: First Marbled Whites at Cranford Country park since 2003
25 Jun 2025: Sightings at Trent Park & Enfield
25 Jun 2025: Heartwood Forest Purple Emperor update
25 Jun 2025: 13 Purple Hairstreak in my Harpenden Field
25 Jun 2025: Possibly First Chalk Hill Blue for UK for 2025 on Therfield Heath
24 Jun 2025: Tracks around Danemead HMWT Part 2
24 Jun 2025: Egg laying Brimstone
24 Jun 2025: Sightings at Enfield & Trent Park
24 Jun 2025: Tracks around Danemead HMWT
The Hertfordshire & Middlesex Branch has over 1500 members and covers the administrative county of Hertfordshire and the Watsonian Vice-county of Middlesex (VC21).
The London Boroughs included within the Branch area are Barnet, Brent, Camden, City of London, City of Westminster, Ealing, Enfield, Hackney, Hammersmith & Fulham, Haringey, Harrow, Hillingdon, Hounslow, Islington, Kensington & Chelsea, Richmond (north of the Thames), Tower Hamlets and the Surrey District Council of Spelthorne.
For Branch enquiries please email: elizabethgoodyear@talk21.com; for website enquiries please email peter.clarke4@ntlworld.com