Fall is here and vibrant hues of red, orange, and yellow are already sweeping across tree canopies throughout the state.

Invasive plants can be beautiful, but they can also be nearly impossible to control and wreck local ecosystems. These are the ...

As you travel along major highways in northern Pennsylvania now, you’ll almost certainly see that the leaves of small sumac plants are turning orange or yellowish red, ...

As you travel along major highways right now, you’ll almost certainly see that that the leaves of small sumac plants are ...