Arboricultural Resources

Tree Information Websites

Trees Are Good

The Trees Are Good website is a tool for the public. It can be used to verify arborist credentials; it is also an excellent resource for tree owners.

International Society of Arboriculture (ISA)

There are six certification credentials available through the ISA. Their website explains the differences between them; it can also be used for online learning opportunities.

American Society of Consulting Arborists (ASCA)

Arborists can expand their career by becoming a Registered Consulting Arborist (RCA). The ASCA website can be used to find an RCA in your area.

Tree Care Industry Association (TCIA)

America’s oldest and most respected tree-care trade association helps consumers identify qualified tree care companies who conduct business in a safe, legal and ethical manner. This is known as TCIA Accreditation; you can verify if a company is accredited using the above link.

Urban Forest Ecosystems Institute (UFEI)

Planting new trees is critical in maintaining sustainable urban forest ecosystems. This website helps tree owners select what kind of type to plant in a particular location. Users can search by different tree characteristics, and they can learn about other important factors to consider when planting the tree.