There are some 73,000 species of trees on Earth, according to one recent estimate. The writer Daniel Lewis zeroed in on a tiny fraction of them for his new book, "Twelve Trees." Each chapter is one ...

Add Yahoo as a preferred source to see more of our stories on Google. Just thinking of palm trees conjures up the sweet thoughts of sipping a tropical beverage out of a coconut. The air is warm and ...

Add Yahoo as a preferred source to see more of our stories on Google. Credit: Getty Images Palm trees are cherished for the tropical flair they add to any setting. With thousands of palm tree species ...

Q: I have both a Washington navel orange and Flordaprince peach tree planted this spring that a local nursery claimed was 8 to 10 years old. The peach tree produced lots of small fruit, but the orange ...

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 ...