HortScience

Arborists are aware of that bark exfoliation is both a normal pattern of development and an outcome of response growth. The bark development on this pine must be the result of the latter.

Coast live oak response to fire. Oct. 2020 vs. Sept. 2021. Perhaps the tree will look better next year!

How do we improve tree risk assessment? Does more information help? How does what we see on the outside match up with what’s going on on the inside?

Thanks to UMass prof Brian Kane and his student Ari Okun, answers may be forthcoming. I was honored to be part of their experiment!

Is the Tree Protection Zone the same as the Critical Root Zone?

Asking for a friend.....

This is how cottonwoods (Populus fremontii) die.