i-Tree

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Open office hours August 14th at 2pm ET - join us here or download the calendar invitation.

The 2025 i-Tree Academy just wrapped up! Check out recordings and more here.

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Since 2006, i-Tree® has been a cooperative initiative between:

the Davey Tree Expert Company, the USDA Forest Service,Arbor Day Foundation, Urban and Community Forestry Society, International Society of Arboriculture, Casey Trees, SUNY College of Environmental Science and Forestry, National Association of Foresters, and American Forests.
i-Tree is a registered trademark - please credit it in your work.