Web Directory

» ACRT: Independent Vegetation Management
   Provides training for the line clearing, tree care and urban forestry industry.
   http://www.acrtinc.com/ACRT_training.html

» Arboricultural Association
   Promotes care and knowledge of trees in the UK. Details of activities, members, and journal.
   http://www.trees.org.uk/

» Arboricultural Information Exchange.
   The AIE site (UK) has news, links and collections of resources for arboriculture.
   http://www.aie.org.uk/

» Arborist Site Discussion Group
   A loose affiliation of volunteer tree working professionals that discuss the needs of tree care within the industry and answer questions for the general public.
   http://www.arboristsite.com/

» Asia Tree Preservation Ltd
   ATP provides arboriculture training and vegetation management consulting in the south, southeast and eastern parts of Asia.
   http://www.asiatreepreservation.com

» European Arboricultural Council
   A forum for arboricultural organizations in Europe to liaise on research and education in tree establishment and improvement of working practices.
   http://www.eac-arboriculture.com/

» Homeowner’s Guide to Safer Trees
   Copiously illustrated account of how to examine trees for safety, what symptoms to look for, evaluating the findings and information on finding an arborist.
   http://www.aces.edu/pubs/docs/A/ANR-1255/ANR-1255.pdf

» How to Hire an Arborist
   Provides guidance on selecting a consulting arborist, who offers advice, or a full-service professional who possesses skills in planting, transplanting, pruning, fertilizing, pest management, disease diagnosis, tree removal and stump grinding.
   http://ohioline.osu.edu/hyg-fact/1000/1032.html

» International Society of Arboriculture
   Arboriculture On-line was developed to assist tree care professionals in developing and maintaining effective plant health care programs. Includes an extensive collection of urban forestry links.
   http://www.isa-arbor.com/

» Mid-Atlantic Chapter, International Society of Arboriculture
   information and links on trees and their care (arboriculture); resources for arborists
   http://www.mac-isa.org/

» Peter Sterken
   Provides calculation models for assessing the stability of trees and palms. These methods are backed up by their corresponding scientific and technical publications.
   http://www.sterken.be/2_Peter_Sterken/0_start/start.html

» Shigo on Tree Systems
   A set of articles by Dr. Shigo on arboriculture, and on the growth of garden trees.
   http://home.ccil.org/~treeman/shigo/

» The California Arborists Association
   Membership information, details and timetables of activities and workshops.
   http://www.cal-arb-association.com

» Tree Care Industry Association
   TCIA is a nonprofit US trade association of companies in the tree care industry, formerly the National Arborist Association.
   http://www.treecareindustry.org

» Tree World
   Provides an international arborist’s forum for discussion and information about trees with industry experts. Questions answered, participation for registered users.
   http://www.treeworld.info

» Wildtrees
   Includes views on conservation of native trees for the environment.
   http://www.wildtrees.co.uk