Trees in the Yahoo! Directory

Champion Tree Project International (2) [read review]
dir.yahoo.com/.../Trees/Champion_Tree_Project_International
How to Grow and Maintain Birch Trees
Provides information for the care and selection of a birch tree.
www.birch-tree.com
Forest and Shade Tree Pathology
Contains information about major diseases that affect trees.
www.forestpathology.org
Wikipedia: Tree
Article about trees, the large, perennial, woody plants, that includes profiles of numerous species.
en.wikipedia.org/wiki/Tree
Neem Foundation
Features Neem and other botanical alternatives.
www.neemfoundation.org
Moon Trees
History of the trees whose seeds accompanied the Apollo 14 mission in 1971 and were planted throughout the United States. Includes locations of known trees and links.
nssdc.gsfc.nasa.gov/planetary/lunar/moon_tree.html
International Ornamental Crabapple Society
Identifies disease-resistant cultivars and provides information to members.
www.malus.net
Elmcare.com
Devoted to all aspects of elm trees and their specialized care with sections dealing with disease, tree physiology, elm trivia, and more.
www.elmcare.com
American Chestnut Foundation, The
Contains information on chapters, history, identification, and more. Dedicated to restoration and preservation.
chestnut.acf.org
Elm Research Institute
Provides information about the Liberty Elm, an American Elm that is resistant to Dutch Elm disease.
www.libertyelm.com
Trees of Time and Place
Project encouraging the planting of trees in the new millennium.
www.totap.org.uk
SUFA's Tree Care Center
Information on tree planting, pruning, and general care. Explains how professional tree appraisals can help you in insurance, real estate, and legal proceedings.
www.sufa.com
Cornell University - Sugar Maple Research and Extension Program
Information about maple tress and collecting sap for syrup.
maple.dnr.cornell.edu
International Society of Aboriculture@
dir.yahoo.com/.../Organizations/International_Society_of_Aboriculture
eNature: Trees
Photographic nature field guides for identifying trees, sorted by leaf type: needle-leaf conifers, scale-leaf conifers, untoothed simple leaves, toothed simple leaves, lobed simple leaves, compound leaves, and palms.
www.enature.com/fieldguides/intermediate.asp?curGroupID=10
University of Tennessee, Knoxville - Dogwood Research Group
Striving to improve and protect the dogwood tree and its relatives through breeding, research, and public communication.
dogwood.ag.utk.edu
Trees for Life Canada
Children's environmental education program for teachers and leaders. Teaches children about the importance of trees through the "Grow-A-Tree" program.
www.trees4life.ca
American Forests' National Register of Big Trees
Features the largest known specimens of native and naturalized trees in the United States.
www.americanforests.org/resources/bigtrees
World Community of Old Trees
Painting and drawings of old trees by students. Includes project ideas for teachers.
www.nyu.edu/projects/julian
Trees
Comprehensive guide to trees from the National Arbor Day Foundation. Learn about the benefits of trees; tree selection, care, planting, and pruning; and how to identify different tree species.
www.arborday.org/trees