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.
Bradfield Woods is an 81.4 hectare biological Site of Special Scientific Interest between Bury St Edmunds and Stowmarket in Suffolk. The site is in three separate blocks, the adjoining Felsham Hall and Monkspark Woods, and the much smaller separate Hedge Wood and Chensil Grove. Felsham Hall and Monkspark Woods are designated a 63.3 National Nature Reserve, also called Bradfield Woods, and are managed by the Suffolk Wildlife Trust.
Bixley Heath is a 5.1 hectare biological Site of Special Scientific Interest on the eastern outskirts of Ipswich in Suffolk. It is also a Local Nature Reserve owned and managed by Ipswich Borough Council.
Gunton Warren and Corton Woods is a 31.9 hectare Local Nature Reserve in Lowestoft in Suffolk. The site is owned by Waveney District Council, and Gunton Warren is managed by the Suffolk Wildlife Trust while Corton Woods are managed by local volunteers of the Corton Woods Project.
Gunton Wood is a 2.8 hectare Local Nature Reserve in Lowestoft in Suffolk. It is owned by Waveney District Council and managed by the Gunton Wood Community Project.
Barking Woods is a 98.7 hectare biological Site of Special Scientific Interest in six separate blocks north-east of Ipswich in Suffolk. Part of it is a 20 hectare nature reserve called Bonny Wood, which is owned and managed by the Suffolk Wildlife Trust.
The Haven, Aldeburgh is a 20.2 hectare Local Nature Reserve in Aldeburgh in Suffolk. It is owned by East Suffolk Council and managed by the Suffolk Coast and Heaths Area of Outstanding Natural Beauty. It is in the Leiston - Aldeburgh Site of Special Scientific Interest and Suffolk Coast and Heaths Area of Outstanding Natural Beauty.
Leiston - Aldeburgh is a 534.8 hectare biological Site of Special Scientific Interest which stretches from Aldeburgh to Leiston in Suffolk. Part of it is The Haven, Aldeburgh Local Nature Reserve, and another area is the North Warren RSPB nature reserve. There is also a prehistoric bowl barrow on Aldringham Common, which is a Scheduled Monument. The site is in the Sandlings Special Protection Area under the European Union Directive on the Conservation of Wild Birds, and the Suffolk Coast and Heaths Area of Outstanding Natural Beauty.
Moreton Hall Community Woods is an 18.5 hectare local nature reserve in Bury St Edmunds in Suffolk. it is owned by West Suffolk Council and managed by Woodland Ways.
Railway Walk, Hadleigh is an 11.6 hectare Local Nature Reserve which runs for 2 miles along the route of the former Hadleigh railway south-east from Hadleigh in Suffolk. It is owned and managed by Babergh District Council.
Rede Wood is a 7.5 hectare Local Nature Reserve east of Claydon in Suffolk, England. It was formerly owned by Suffolk County Council, which sold it to a private owner in 2012. It is managed under an agreement between the owner and the council.
Thorpe Morieux Woods is a 45.2 hectare biological Site of Special Scientific Interest north of Thorpe Morieux in Suffolk. Part of it is Bull's Wood, a nature reserve managed by the Suffolk Wildlife Trust.
Bobbitshole is a 1.7 hectare geological Site of Special Scientific Interest in Belstead, on the southern outskirts of Ipswich in Suffolk. It is a Geological Conservation Review site.
Bridge Wood is a 31 hectare Local Nature Reserve on the southern outskirts of Ipswich in Suffolk, England. It is owned and managed by Ipswich Borough Council, and is part of Orwell Country Park.
Pipers Vale is a 19.7 hectare Local Nature Reserve on the southern outskirts of Ipswich in Suffolk. It is owned and managed by Ipswich Borough Council.
Spring Wood is a 5.5 hectare Local Nature Reserve east of Belstead, on the southern outskirts of Ipswich in Suffolk. It is owned and managed by Ipswich Borough Council.
Stoke Park Wood is a 2.2 hectare Local Nature Reserve in Ipswich in Suffolk. It is owned and managed by Ipswich Borough Council.
Sandlings is a 5.7 hectare Local Nature Reserve in Rushmere St Andrew, on the eastern outskirts of Ipswich in Suffolk. It is owned by East Suffolk council, and managed by the council together with Rushmere St Andrew Parish Council and The Greenways Countryside Project.
Mill Stream Nature Reserve is a 4.7 hectare Local Nature Reserve in Rushmere St Andrew on the eastern outskirts of Ipswich in Suffolk. It is owned by Suffolk Coastal District Council and managed by the council together with Rushmere St Andrew Parish Council and The Greenways Countryside Project.
