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Arnold Arboretum - http://arboretum.harvard.edu/
The Arnold Arboretum is a research and educational institution. It manages a collection of hardy trees, shrubs, and vines located in Boston, Massachusetts and associated herbarium and library collections. |
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TreeLink - http://www.treelink.org/
Resource for urban and community forestry: planting and caring for trees in cities and towns. Includes links list, research, news, forums, and educational materials. |
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What Tree Is That? - http://www.arborday.org/trees/whattree/
Arbor Day Society's online tree identification site for Eastern/Central and Western USA trees. |
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Casey Trees Endowment Fund - http://www.caseytrees.org/
A project to restore the tree canopy of Washington, DC. Includes a review of the street tree inventory carried out in 2002. |
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What tree is it? - http://www.oplin.org/tree/
Provides a few simple methods to quickly identify any unknown tree. |
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Arborday Tree Guide - http://www.arborday.org/treeguide/
Offers detailed information on dozens of commonly planted landscape trees. |
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TreeHelp.com - http://www.treehelp.com/
Source of information regarding tree and shrub care including how-to articles, species profiles, insect and disease information and other features. |
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Trees of the Pacific Northwest - http://oregonstate.edu/trees/
An identification guide to conifers of the Pacific Northwest provided by Oregon State University. |
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The Trees of Reed College - http://web.reed.edu/trees/
Offers photographs and descriptions for a variety of trees that can be found on the campus of Reed College in Portland, Oregon. Visitors can identify trees by location or find the location of examples of a certain kind of tree. |
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Dictionary of Tree Terms - http://www.treedictionary.com
Keslick and Son Aboriculturist's alphabetical listing of tree terminology. An online dictionary of tree terms including summarized definitions, articles, and photographs. |
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Ice Damage On Trees - http://www.urbanext.uiuc.edu/icedamage/
Heavy accumulations of snow and ice can cause major structural damage to trees and shrubs. The damaged limbs should be properly removed. The following links will provide a guide for homeowners seeking to repair damaged plant material.U.of Illinois |
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Betula lenta - http://www.hort.purdue.edu/newcrop/duke_energy/Betula_lenta.html
Uses, cultivation and description for this tree, commonly known as cherry birch, sweet birch, or black birch. |
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The WVU Tree Bark Home Page - http://www.caf.wvu.edu/bark/
Designed to provide a place to learn about the anatomy and physiology of tree bark, fungal canker diseases that affect tree bark, the wound responses of injured tree bark, and the role of wound responses in the resistance of living tree bark to wound pathogens. |
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Deciduous Trees and Shrubs With All-Season Interest - http://ohioline.osu.edu/hyg-fact/1000/1143.html
Contains information and pictures. |
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Flowering Trees - http://landscaping.about.com/od/floweringtrees/
Articles on flowering trees used in landscaping, including weeping trees, saucer magnolias, dogwoods and crape myrtles. Each illustrated article spans several pages. |
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English Oak Trees - http://www.oldknobbley.com
Natural history of English Oaks (Quercus robur), their life, conservation and woodland restoration. How to obtain acorns from old oak trees by mail order. |
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State and Provincial Trees - http://www.state-tree.com
A list of official state and provincial trees of all 50 U.S. states and 13 Canadian provinces and territories including both common and scientific names and images of official flags. |
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How to Grow and Maintain Birch Trees - http://www.birch-tree.com
Learn how to care for a birch tree, including selecting the correct site and type of birch, watering, fertilizing, mulching, and monitoring for problems. |
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Tree Trail - http://www.treetrail.net
Contains descriptions of rare trees native to the Eastern United States, and provides information about growing them on private property. |
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Oak Wilt Treatment and Prevention - http://www.stopoakwilt.com/
Specializing in the analysis, prevention and treatment of oak wilt using Alamo fungicide and root trenching. Offers free consultation, cedar clearing, dead tree removal, and replanting services. |
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TreeDazzled - http://www.treedazzled.com/
Tree enthusiast presents how-to and academic articles on trees and their propagation, with weblog and a photo gallery of California trees. |
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The-Tree - http://www.the-tree.org.uk/
Resource for a wide range of information about trees and forests: Trees and the environment, British trees, cultivation, tree medicine, news and other features. |
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Trees & Shrubs - http://www.odla.nu/garden_links/trees.shtml
Provides links to other Web sites related to trees and shrubs. |
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Tree World - http://www.treeworld.info
Provides an international arborist’s forum for discussion and information about trees with industry experts. Questions answered, participation for registered users. |
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Tree-care.info - http://www.tree-care.info
Information on many aspects of tree care. Includes an advice forum and help finding a tree surgeon in the UK. |
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How to Plant Trees - http://backyardgardener.com/tree/index.html
Gives information on where to use trees and how to plant them correctly. |
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Southern African Trees - http://www.africantrees.com/
A listing of southern african trees with photos, providing general and cultivation information, concentrating on plants suitable as bonsai, potplants or with edible fruit. |
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Collier Arbor Care - http://www.collierarbor.com/
Tree, shrub and turf information, IPM practices, insect and disease articles, tree care information, annual garden calendar. |
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University of Alabama in Huntsville Grounds Management Page - http://www.uah.edu/admin/Fac/grounds/
A resource for Southern gardeners who need information on trees that grow well in their area. |
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Keslick & Son: Modern Arboriculture - http://home.ccil.org/~treeman/
Tree care information includes tree biology, tree and soil chemistry help, and organic tips. |