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What Tree Is That?™

Identify trees with our simple step-by-step guide.

What Tree Is That? Pocket Field Guide
Eastern Tree Identification
Eastern and Central
United States
Western Tree Identification
Western United States
Animation
New to tree identification? This animation will help you learn identification skills.
The printed version of these online guides are available for only $5 each. Take them anywhere. They can be purchased in quantities with generous discounts - ideal for students, nature centers, garden clubs, or community events.

What Tree Is That?™ was made possible through the generosity of John C. Negus and Family and other Arbor Day Foundation members.