This site contains a wealth of reference material for all those interested in native British trees. So whether your interest is in conservation or forestry feel free to dip in!
Arboricultural Association, to advance the science of arboriculture for the public benefit.
The International Society of Arboriculture is a worldwide professional organization dedicated to fostering a greater appreciation for trees and to promoting research, technology, and the professional practice of arboriculture.
A Scottish conservation charity dedicated to the regeneration and restoration of the Caledonian Forest in the Highlands of Scotland.
Over 8000 tree species, 10% of the world’s total, are threatened with extinction. We aim to help conserve them through information, conservation and wise use.
Trees For The Future is an organization that has been the steward of planting trees throughout the world since the early 70's. Our mission and history shows you how dedicated we are to the mission of sustainable agroforestry thoughout the world.
The Tree Identification Home Page at Oregon State University. The purpose of the site is to help you identify common conifers in the Pacific Northwest.
An ancient English Oak Tree called Old Knobbley inspires this site. Old K lives in Mistley, England and is over 400 years old.
The Tree Register of the British Isles, a unique record of notable and ancient trees in Britain and Ireland.
The Woodland Trust is the UK's leading conservation charity
dedicated to the protection of our native woodland heritage.
The Care of Trees is a professional arboricultural firm dedicated to people and their love for trees.
Trees Forever is an organization that not only plants and cares for trees, but also addresses the challenges facing our communities and the environment.
This site was created to provide information, research, and networking for people working in urban and community forestry. For the researcher, the arborist, the community group leader, the volunteer - our purpose is to inform, educate, and inspire.
Top Trees UK: Database of over 2600 notable UK trees. Comprehensive forums on tree related subjects. Searchable database of over 300 tree quotes, proverbs and eulogies. Tree news from around the world. Find the best trees for your garden.
A site for anyone interested in the wildlife and countryside of Britain.
Here in Perthshire we have some of the most remarkable trees and woodlands of anywhere in Europe.
Trees for London was established as an independent charity in 1993 “to advance the education of the public in the appreciation of trees and their amenity value; and in the furtherance of this, the protection and planting of trees particularly in inner city areas”.

  The Ancient Tree Forum (ATF) and the Woodland Trust are working together to promote the conservation of ancient trees.  
The Tree Council was founded in 1974 with major support from the Department of the Environment and in 1978 became an independent registered charity. Working through and on behalf of its member organisations, the Tree Council aims to create an awareness of the value of trees and of the need for more trees and their better management.
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