“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 ...

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 ...

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.