A devastating and fast-spreading infection killing olive trees and grapevines around the world can now be detected from the air, long before symptoms are visible to the human eye. A new airborne ...

There are few things worse than being neglected into oblivion. The olive trees of Oliete, a village in Teruel, Spain, were disappearing for this very reason. Oliete’s 300 residents live surrounded by ...

Federico Manni first noticed something was wrong with his family's olive trees about six years ago. It was summer, the cicadas were singing, and Manni and his father, Enzo, were weaving through their ...

Q: I have an Arbequina olive tree in a 10-inch pot that I got about nine months ago that is about 6 feet tall. It has two trunks that are about equal in height and diameter (maybe one-half-inch thick) ...

Q: I received a 2-year-old olive tree grown in a 15-inch container. The brochure attached advised planting in the ground 15 feet away from building structures. My tree is 5 feet high with a ½-inch ...