ABC News joined The Arbor Day Foundation and the Altadena nonprofit Amigos de los Rios to discuss replanting and preserving ...

The 'Rooted in Mystery' exhibit, running through May 11, features tulips, hydrangeas and trees. Interesting fact: Trees talk to one another and help one another by communicating via their roots.

Four months after the Los Angeles area wildfires tore through the Angeles National Forest and destroyed hundreds of homes and ...

Someone apparently decided Los Angeles wasn't hot enough and took a chainsaw to its urban canopy. The alleged vandal cut down ...

Idina Menzel's new Broadway musical, "Redwood," was inspired by Hill and the trees themselves. "Redwoods thrive because of their root systems. They interconnect and hold each other up," Menzel told ...

Ohio and Pennsylvania programs aim to stop the spread of the invasive Callery pear tree, which has taken over the two states ...

Connecticut hides its treasures well, and Macedonia Brook State Park in Kent might be its best-kept secret – a 2,300-acre ...

Tucked away just outside the small town of Madrid, Iowa lies a natural wonder that defies everything you thought you knew about the Hawkeye State’s landscape – Ledges State Park, where dramatic ...

Hidden underground, roots are basically the most undervalued part of a plant. But there is so much more to the important role ...

Don't be fooled; lemon trees can't be planted next to any old tree. Here are several varieties that are hurting, not helping, ...

Explore the Alawite faith's unique blend of Greek philosophy, Shia Islam, and Christian influences on soul, reincarnation, ...