Besides providing their tasty, versatile fruit, native plum trees are a keystone species, which means they provide critical ...

Written by Smithsonian botanist W. John Kress, the book details more than 300 North American tree species in words, maps and photographs—and why we shouldn’t take them for granted Jennie Rothenberg ...

With more than 730 kinds of trees on Seattle streets, the Emerald City has one of the most diverse collections in the United States. Our street tree population — largely trees that grow in planting ...

A welcome sight each spring, cherry trees provide some of the first blossoms of the season. Fragrant, single- or double-flowers cover the small tree’s leafless branches. There are two groups of cherry ...