Suffolk Wildlife Trust (SWT) describes itself as the county's "nature charity – the only organisation dedicated wholly to safeguarding Suffolk's wildlife and countryside." It is a registered charity, and its headquarters is at Brooke House in Ashbocking, near Ipswich. It was founded in 1961, and is one of 46 wildlife trusts covering the Great Britain and Northern Ireland. As of March 2017, it has 13,200 members, and it manages 3,120 hectares of land in 60 nature reserves, most of which are open to the public. It had an income of £3.9 million in the year to 31 March 2017.
Edwardstone Woods is a 27 hectare biological Site of Special Scientific Interest near Edwardstone in Suffolk, England. It is in four areas, Park Wood with the adjacent High Wood, Cowper's Wood, Stallington Wood and Priory Down.
Ashdon Meadows is a 1.5-hectare (3.7-acre) biological Site of Special Scientific Interest south of Ashdon in Essex.
Park Wood is an 8.1-hectare (20-acre) biological Site of Special Scientific Interest east of Brinkley in Cambridgeshire.
Abbey Wood, Flixton is an 18 hectare biological Site of Special Scientific Interest south—west of Bungay in Suffolk. It consists of two adjoining areas, the larger Abbey Wood to the north and the smaller Packway Wood to the south.
Barking Woods is a 98.7-hectare (244-acre) biological Site of Special Scientific Interest in six separate blocks north-east of Ipswich in Suffolk. Part of it is a 20-hectare (49-acre) nature reserve called Bonny Wood, which is owned and managed by the Suffolk Wildlife Trust.
Iken Wood is a 5.3-hectare (13-acre) biological Site of Special Scientific Interest south of Snape in Suffolk. It is in the Suffolk Coast and Heaths Area of Outstanding Natural Beauty.
Brent Eleigh Woods is a 31.7-hectare (78-acre) biological Site of Special Scientific Interest south-east of Lavenham in Suffolk, England.
Burgate Wood is a 29.9-hectare (74-acre) biological Site of Special Scientific Interest in Suffolk. The site includes a medieval ringwork which is a Scheduled Monument.
Fakenham Wood and Sapiston Great Grove is a 200.7-hectare (496-acre) biological Site of Special Scientific Interest north of Sapiston in Suffolk.
Freston and Cutler's Woods with Holbrook Park is a 142 hectare biological Site of Special Scientific Interest south of Ipswich in Suffolk. The site is in the Suffolk Coast and Heaths Area of Outstanding Natural Beauty
Middle Wood, Offton is a 23.3-hectare (58-acre) biological Site of Special Scientific Interest north-west of Offton in Suffolk.
Milden Thicks is a 42.3-hectare (105-acre) biological Site of Special Scientific Interest east of Great Waldingfield in Suffolk, England. It is in four separate blocks, Bulls Cross Wood, Hazel Wood and the adjoining Hall Wood, Walding Wood and Long Wood.
Elmsett Park Wood is an 8.6-hectare (21-acre) biological Site of Special Scientific Interest east of Elmsett in Suffolk.
Hockering Wood is an 89.5-hectare (221-acre) biological Site of Special Scientific Interest east of Dereham in Norfolk.
