An infestation of caterpillars can make an oak tree postpone when it opens its leaves next year by three days, wrong-footing ...

Spring in the forest: Many insects, particularly caterpillars, hatch just when the trees' nutrient-rich leaves are still ...

The trees' clever tactic to outwit potentially deadly predators was detected by scientists in Germany using satellite data.

Oak trees have forever defined this region, offering shade, habitat and a sense of place for those who spend time outdoors.

The Newport Revolutionary War-era tree has a "daughter" tree in downtown Monroe. Find out what else is planned locally for ...

A shovel hits the soil at Seltzer Park, and Shelby plants more than a tree—it plants a piece of American history.

The Angel Oak Tree near Charleston is over 400 years old, with massive branches and a canopy so wide it feels like stepping ...

Round Lake Beach, IL - On April 25, in celebration of Arbor Day and Earth Week, more than 40 youth and their families came ...

Oak trees are stately trees that can live for hundreds of years. These are the most common types of native oak trees that ...

This story is free to read because readers choose to support LAist. If you find value in independent local reporting, make a donation to power our newsroom today. “Old Glory,” a roughly 400-year-old ...

Waiting until the leaves drop in fall is a rule of thumb for pruning shade trees, mainly because you can see bare limbs better, and the job is less “messy” without leaves attached to the cut branches.

TOLEDO, Ohio (WTVG) - Big oaks are one of the dominant tree types across our metroparks. We even have a whole region named after them, but they’re increasingly threatened by the spread of a disease ...