Arborday.org Tree Guide
Online database for tree selection and characteristics.
The "Arborday.org Tree Guide offers detailed information on dozens of commonly planted landscape trees that grow throughout the United States. Here you will find information on height and spread, soil and sun requirements, leaves and fruit, history, wildlife habitat and more." Includes some frequently asked questions and links to other Arbor Day resources.
The National Arbor Day Foundation
Website
Identification, Species Selection
National
species, species
MWCU&CF