“What is wrong with my birch tree? I am seeing some odd-looking patches on the leaves.” — Deb Schultz, Evanston The pinkish-red spots on your birch’s leaves appear to be erineum patches ...

Look for the emergence of chartreuse, red and yellowish leaves in oaks, maples, willows and ash trees, along with sprinkles of white blossoms from plum trees and other wild fruits. Here are some ...

It’s the time of year when yellownecked caterpillars will soon engulf unprotected river birch trees. These pests also feed on blueberry, hickory, maple and oaks, but I have only seen ...

No need to drive hours to "leaf-peep" when you can plant your own collection of brilliant fall-foliage plants at home. Here's a look at 18 of the best for central Pennsylvania.

A number of conifers are candidates for the Official Evergreen of Winter, but among the leaf-shedding shade trees there is just one superstar, the birch tree with its peeling snow-white bark.

An infested tree can lose 90% of its leaves. Brown-yellow birch crowns are seen near Fairbanks on Aug. 15, 2022 during an aerial survey looking for damage caused during the current birch leafminer ...

Frederic Edwin Church, “Autumn Woods,” ca. 1870, Cooper Hewitt, Smithsonian Design Museum, gift of Louis P. Church Autumnal leaves in vibrant hues are a beautiful part of the season, but those leaves ...

Its bark is white, rather unusual for the area, and it is adorned with triangular leaves that turn a golden hue come October. The lone gray birch tree in all four seasons.