From beloved to banished, cities and states are outlawing cultivars of the Callery pear, a popular, yet highly invasive, ...

Inspect the tree's canopy. Look for branches out of place or at a weird angle. That's a good indicator that some have broken or twisted and are hung up in the canopy. Listen to the trees, as creaks ...

The Prospect Park Alliance is cutting down one-third of the trees in the Dog Beach Elm Grove because of Dutch elm disease.