Identify a Tree

When it comes to the planting, care, and maintenance of trees, it can be very important to correctly identify the type of tree you are working with. There are numerous resources available to help identify trees.

Online Resources

CalPoly Urban Tree Key

Arbor Day Tree Identification Guide

Print Resources

“Peterson Field Guide to Western Trees” by George A. Petrides and Olivia Petrides

“The Sibley Guide to Trees” by David Allen Sibley

“Trees of Western North America” by Richard Spellenberg, Christopher J. Earle, and Gil Nelson