Q: I saw the most beautiful dappled willow tree on a walk in Harrisburg. We recently had to take down a black walnut due to the wet year last year and are trying to figure out what to plant in its ...

A few weeks ago I was traveling by dog team along the Denali Highway near milepost 26. I had just begun the climb out of the Tangle Lakes area toward the Maclaren Summit when I encountered a profusion ...

Once there was a willow tree on Penn State’s University Park campus that was an off-shoot of a willow tree that grew in Alexander Pope’s garden. It was a Salix babylonica “Pendula,” and it was brought ...