Trees: Websites

Since 1978 PHS's Gold Medal Plant Award program has recognized trees, shrubs and woody vines of outstanding merit.

Learn about who is responsible for street trees, tree, how to care for your tree, and the City of Philadelphia Recommended Street Tree List.

This site was created as a place to learn about Pennsylvania’s trees, how to care for them, and tap into tree expertise across the Commonwealth.

A clearinghouse for information to help communities manage their urban trees, including planning, conducting inventory, and other online resources.

TreeLink provides the knowledge and local TreeBanks offer a proactive way for anyone to act on their green intentions and support local community trees.

TreeVitalize is a public-private partnership to help restore tree cover, educate citizens about planting trees as an act of caring for our environment, and build capacity among local governments to understand, protect and restore their urban trees.

Arborday.org offers detailed information on dozens of commonly planted landscape trees that grow throughout the United States. You will find information on height and spread, soil and sun requirements, leaves and fruit, history, and wildlife habitat. Be sure to see the tree guide database.

Collection of factsheets on a variety of tree species, including scientific names, growing zones and maintenance.