The Healthy Trees, Healthy Cities Initiative has a portfolio of resources for use throughout North America. All the materials in this Resource Library have been compiled or provided for you to view, or download, for educational use.
NEW - Tree health monitoring videos!
- Introduction: https://www.youtube.com/watch?v=y-o4kGhYTfw
- DBH: https://www.youtube.com/watch?v=yoMkfPpS_b0
- Fine Twig Dieback: https://www.youtube.com/watch?v=xO1NqQcG4wM
- Leaf Discoloration: https://www.youtube.com/watch?v=lNi6-kkjHgY
- Leaf Defoliation: https://www.youtube.com/watch?v=SZnqGwXplxU
- Crown Vigor: https://www.youtube.com/watch?v=V90Q1jAOIOI
- Crown Transparency: https://www.youtube.com/watch?v=Fi88Uy8CPiw
- Crown Light Exposure: https://www.youtube.com/watch?v=zyIyBx11Bh8