The Arizona ash (Fraxinus velutina), also known as velvet ash, is a pretty, lush, deciduous native shade tree that does well in our climate. In the Tucson area, it’s native habitat is riparian, so it ...

Q: I have three 35-year-old Arizona ash trees. Some of their heavier branches are rotting, and one has fallen. A tree trimmer has suggested that I let him top the trees to give them more life. I hate ...