Q: Our 12-year-old weeping birch tree appears to have died because all the leaves have turned brown. Do you think it is a goner or should we wait to see if it revives next year? What do you think ...

Q: Can you help me figure out what’s likely going on with this river birch tree? The tree has been dropping leaves incessantly since about April/May, hundreds per day. Should this tree be dropping its ...

The birch trees in this photo appear to have been infested with bronze birch borer, as indicated by the dead upper branches where larvae have disrupted the flow of water and nutrients.

Dear Neil: I have two weeping willows, one hybrid poplar and a river birch tree. They are all fairly close to one another. The willows and poplar are 2 years old, and I've had the birch for one year.

Q. (My) birch tree, planted many years ago, has never really grown full. In the spring, it will get tiny green leaves but (it’s) still very airy and not full foliage. We’ve been told not to prune it.