Its seeds, encased in large prickly burrs ... are rare and studied intensely. Some of those trees exist in Pennsylvania, including one majestic survivor in York County. “We have cloned some ...

"Either they've grown too large and they're causing that damage or they're causing safety issues for vehicles whether they're parking on the roadway or these trees themselves that will be removed ...

(WHTM) — A new program is being offered to get rid of invasive trees and shrubs from homeowner’s properties in Pennsylvania. The Pennsylvania Invasive Replace-ive Program will let property ...

The National Weather Service says four tornadoes have been confirmed in western Pennsylvania ... The tornado caused large trees to snap and become uprooted with winds reaching 115 mph.

RADNOR TOWNSHIP, PA — Resident in Radnor Township ... Shade tree species include medium (30 to 50 inches) and large (50 t0 70 inches) shade trees: American Linden, Ginkgo, Hackberry, Yellowwood ...