Partial needle loss or changes in needle color from the normal green to yellow, brown or even red are common visual signs to these and other stresses. When a pine tree is stressed, it will produce ...

As he waits with his daughter for the school bus, Tom Langmead can hear the pine bark beetles munching on pine trees at High Oaks Park. “You can actually hear them as you're standing at the bus ...

When a pine tree is stressed, it will produce volatile compounds as a survival response. Unfortunately, pine bark beetles are attracted to these chemical.

The best way to check for pine bark beetles is to inspect your pine trees. The red volcano-like pitch tubes of the red turpentine beetles, Dendroctonus valens, are fairly easy to locate.

Winter, when sunlight slants in, is the time when bark comes into its own. Pause to take in the aged-brass bark of a yellow birch, or the hand-sized bark plates on a big white pine. Bark is beautiful.

See About archive blog posts. The clear, high peaks of the greater Yellowstone region once were studded with huge stands of majestic white-bark pine forests, some of the trees 1,000 years old.