The slow growth of olive trees forces us to look to the future and consider what kind of world we are leaving our descendants. Pope Benedict XVI plants an olive tree with Israeli President Shimon ...

Yes, you can grow olive trees from pits - but no, you can't just use your leftover pits from grocery store olives. Here's what to look for instead.

Photos by Marcia Westcott Peck/Special to The Oregonian/OregonLive Dennis: We've all heard the phrase "what’s old is new again," right? Well, in the case of the subject of this column, what’s really, ...

While the sentinel trees of Northern Lebanon may not be as old as some traditions hold, one tree might be more than 1,000 years old. By Katherine Kornei Katherine Kornei has previously reported on the ...