About Trees has found these Web resources helpful when preparing training programs for maintenance crews and when presenting speeches and seminars.
Tree Sites
- Champion Trees of Pennsylvania
Visit Website - US Forest Service Hazard Tree Webpage
Visit Website - Trees of Penn State. Online inventory and searchable database of landscape trees at Penn State’s University Park Campus
Visit Website - US Forest Service Tree Species Characteristics database
Visit Website - Eastern Native Tree Society
Visit Website - Woodfinder Wood Grain Library
Visit Website - Rogers Trees and Shrubs. Tree and Shrub Identification Site
Visit Website - Arbor Day Foundation Tree Identification Key
Visit Website - Pruning Landscape Trees - A great site on pruning from Dr. Ed Gilman, U. of Florida
Visit Website - The Pennsylvania Flora Project - Univ. of Pennsylvania project to document native plants.
Visit Website
Urban Forestry
- Arbor Day Foundation, Tree City USA Webpage
Visit Website
Miscellaneous
- Animated Knots by Grog. A fun site to learn how to tie knots for many different purposes
Visit Website - USDA, Natural Resources Conservation Service, Web Soil Survey. Searchable website of soil survey maps throughout the United States
Visit Website
Associations, Organizations and University Websites
- American Society of Consulting Arborists
Visit Website - American Society for Horticultural Science
Visit Website - Green Building Association, Central PA Chapter
Visit Website - International Society of Arboriculture, The primary research and certification organization for arborists
Visit Website - Trees Are Good. ISA’s Consumer Tree Care Website
Visit Website - Pennsylvania Department of Conservation and Natural Resources
Visit Website - Pennsylvania Department of Environmental Protection
Visit Website - Pennsylvania Bureau of Forestry
Visit Website - Pennsylvania Department of Agriculture, Bureau of Plant Industry
Visit Website - Penn State University Department of Horticulture
Visit Website - Ohio State University Department of Horticulture
Visit Website - Penn State Cooperative Extension and Outreach
Visit Website
Insects and Diseases
- Butterflies, Moths and Caterpillars of the Mid Atlantic States
Visit Website - Ohio State University Insect Fact Sheets
Visit Website - Penn State University Insect Fact Sheets
Visit Website - Penn State University Plant Disease Fact Sheets
Visit Website
Tools and Supplies
- A.M. Leonard. Horticultural and gardening tools and supplies
Visit Website - Gemplers. Horticultural and gardening tools and supplies
Visit Website - TreeSupports.com. Producer and supplier of “Tree Mates” tree staking system
Visit Website
