Trees with white flowers offer a striking beauty to any landscape. The delicate petals of these trees provide a peaceful ...

Q: Several years ago at the university orchard on Horse Drive, you gave us a list of five different peach trees to plant, each ripening at different times. We’ve enjoyed peaches from May through ...

One of the pluses of our temperate climate is that we can grow a lot of different tree species in Pennsylvania. Now that we’re in the midst of prime tree-planting time (as today’s Arbor Day reminds us ...

Almost every plant we eat has a flower, and flowering plants populate every corner of the planet. But many questions remain about how and when this vast group emerged throughout the history of life on ...