Streatham Common is a large open space on the southern edge of Streatham in the London Borough of Lambeth. The shallow sloping lower (western) half of the common is mostly mowed grass, and the upper (eastern) half is mostly woodland with some small areas of gorse scrub and acid grassland. The eastern half has been designated a Local Nature Reserve.
The London Borough of Barnet, located on the northern periphery of London and having much of the area within its boundaries in the Metropolitan Green Belt, has many parks and open spaces. In addition there are large areas taken over by cemeteries and golf courses, and part of Hampstead Heath.
Railway Fields is a Local Nature Reserve and a Site of Borough Importance for Nature Conservation, Grade I, in Harringay the London Borough of Haringey. About one hectare in area, it was a railway goods yard until 1967.
Wormley-Hoddesdonpark Wood South is a 192.5 hectare is a biological site of Special Scientific Interest near Cheshunt in Hertfordshire. It is part of Broxbourne Woods National Nature Reserve, and is listed in A Nature Conservation Review. Wormley Wood is owned and managed by the Woodland Trust. The site is also a Special Area of Conservation.
Wormley-Hoddesdonpark Wood North is a 143.9 hectare woodland area in Hertfordshire which has been designated as a biological site of Special Scientific Interest. The site is listed as Grade 1 in A Nature Conservation Review, and is also designated a Special Area of Conservation. It is near Hoddesdon in the borough of Broxbourne, but part of the site is in East Hertfordshire.
Stanmore Common is a 49.2-hectare public park, Local Nature Reserve and Site of Metropolitan Importance for Nature Conservation in Stanmore in the London Borough of Harrow in England. It is owned by Harrow Council and managed by the council with a local group. It was a biological Site of Special Scientific Interest, but was de-notified in the early 1990s.
Rowley Green Common is a six hectare Local Nature Reserve and a Site of Importance Metropolitan for Nature Conservation in Arkley, north London. It is owned by the London Borough of Barnet and according to the Natural England details page it is jointly managed by the Hertfordshire and Middlesex Wildlife Trust and the London Wildlife Trust, but as of August 2015 it is not on the list of reserves of either Trust. It is also registered common land.
Elmbridge Open Space or Elmbridge Meadows is a Local Nature Reserve in Berrylands in the Royal Borough of Kingston upon Thames in London. It is a linear open space along the western bank of the Hogsmill River which starts at Malden Way and ends at a path between Surbiton Hill Park to Green Lane.
Grove Farm is an 8 hectare Local Nature Reserve (LNR) in Greenford in the London Borough of Ealing. It was declared an LNR in 2002 by Ealing Council, which owns and manages the site.
Cuddington Meadows is a 1.4 hectare Local Nature Reserve and Site of Borough Importance for Nature Conservation, Grade I, in Belmont in the London Borough of Sutton. It is owned by Sutton Council and managed by the council together with Sutton Nature Conservation Volunteers.
Bonesgate Open Space is a public park, Local Nature Reserve (LNR) and Site of Borough Importance for Nature Conservation, Grade 1, in Chessington in the Royal Borough of Kingston upon Thames in London. It has an area of 5.07 hectares, and was designated an LNR in 1994.
Cheshunt Park is a 40 hectare public park and Local Nature Reserve in Cheshunt in Hertfordshire. It is owned and managed by Broxbourne Borough Council.
Howe Grove Wood is an 8.5 hectare Local Nature Reserve (LNR) in Hemel Hempstead in Hertfordshire. It was declared an LNR in 1997 by Dacorum Borough Council.
Fisher's Field is a 1.8 hectare Local Nature Reserve (LNR) in Bushey in Hertfordshire. It is owned and managed by Hertsmere Borough Council.
Masons Field is a 2.9 hectare Local Nature Reserve (LNR) in Kingsbury in the London Borough of Brent. It was declared an LNR in 2013 and it is owned and managed by Brent Council.
Broxbourne Woods are a 239.1 hectare National Nature Reserve west of Broxbourne in Hertfordshire. The site is Hertfordshire's only National Nature Reserve, and is also a Special Area of Conservation. It covers Hoddesdonpark Wood, Wormley Wood, Broxbourne Wood and Bencroft Wood. Bencroft and Broxbourne are owned by Hertfordshire County Council, and Hoddesdonpark and Wormley Woods by the Woodland Trust. They are all in Sites of Special Scientific Interest; Wormley Wood and Bencroft Wood form almost all of Wormley-Hoddesdonpark Wood South, and Hoddesdonpark Wood and Broxbourne Wood are part of Wormley-Hoddesdonpark Wood North.
Danemead is a 5.6 hectare nature reserve west of Hoddesdon in Hertfordshire, managed by the Herts and Middlesex Wildlife Trust. It is part of the Wormley-Hoddesdonpark Wood North Site of Special Scientific Interest.
