Rowan mountain ash, Sorbus aucuparia, is an attractive tree with a rounded canopy, white flowers, and bright orange to red fruit.

Goetze: An interesting tree of our Rolling Plains region is native to Texas, New Mexico and Oklahoma and has close relatives ...

Cornell is at the forefront of determining how "invisibility cloaks" and walls of protection may give ash trees hope of revival.

Bare-root trees need to be planted quickly to keep their exposed roots from drying out. Here's the best time to plant so ...