Agroforestry Research Trust	www.agroforestry.co.uk
English nonprofit group conducts research into temperate agroforestry and into all aspects of plant cropping and uses.

Arboricultural Association	www.trees.org.uk
Promotes tree care and tree knowledge throughout the UK with a list of approved Tree surgery contractors and consultants.

Forest Stewartship Council	www.fsc-uk.org
Sets forest management standards for the UK and provides an information service.

Forestry Commission	www.forestry.gov.uk
The government department responsible for the protection and expansion of Britain's forests and woodlands.

International Tree Foundation	www.internationaltreefoundation.org
UK charity working towards a world richer in trees.

Native Woodland Trust	www.nativewoodtrust.ie
Safeguarding Ireland's remaining native woodlands, and in particular, to protect her rare ancient woodlands and forests.

Small Woods Associations	www.smallwoods.org.uk
Organisation promoting and supporting the wellbeing of small woods in the UK.

The Tree Council	www.treecouncil.org.uk
Founded in 1974 to improve the environment in town and country by promoting the planting and conservation of trees and woods.

The Woodland Trust	www.woodland-trust.org.uk
The Woodland Trust is the UK's leading woodland conservation charity dedicated solely to the protection of our native woodland heritage.

Wholewoods Environmental Arts	www.wholewoods.co.uk
Sharing the wonders of woodlands with art, ecology, construction and education.