Question: We noticed a difference in the oak trees. Which one greens up first with the glossy leaves and which one produces all the fluffy stuff? Answer: Most years there it is a matter of weeks ...

Add Yahoo as a preferred source to see more of our stories on Google. Getty Images There’s a reason it’s called the Mighty Oak: Oak trees are stately trees that can live for hundreds (yes, hundreds!) ...

Question: Yesterday I read that “oaks are a keystone species”. What exactly does that mean? Answer: A keystone species is a plant, animal or microorganism that is vitally important to its environment.

In 1872, a Nebraska newspaper editor and tree lover named J. Sterling Morton proposed dedicating a day to planting trees in his home state. The idea, shall we say, took root. That year, April 10 ...

Besides being the National Tree of America, oaks support insects, birds and all forms of wildlife. Of all native tree species, oaks support hundreds of butterfly and moth species, 534 to be exact, as ...