If you thought the ancient evergreens at California's Big Basin Redwoods State Park were old, the state's bristlecone pines ...

A swarm of destructive wasp-like insects is spreading fast, and it could mean bad news for pine trees, holiday traditions, and your backyard.

The tree, which is over 4,800 years old, is found in a grove of other trees, but its exact location is kept a secret.

Why your cat is obsessed with destroying your Christmas tree — and how to make them stop When the tree goes up, many cats can't stop batting at the branches and ornaments. Here's how to call a truce ...

Mountain ski guides frequent the high alpine where whitebark pine grows. Two are using their time in the backcountry to ...

The trees must not be painted or have tinsel hung. One string of tinsel accidentally left on the tree could cause issues if animals were to ingest it.

Iowa City curbside users can bring out their natural, unflocked Christmas trees to be collected at 7 a.m. on their scheduled pick-up day. We've attached links in our news story with more information.

To complete a pine tree which is tens of meters long, local people had to come up with the idea in October and started working in November. To arrange the conical hats into a sturdy pine tree, each ...

Whether you’re team plastic or pine, think long-term, avoid waste, and dispose of your tree responsibly. And remember, the most sustainable Christmas tree is the one that doesn’t need to be ...

Christmas trees with tinsel glistened as they reflected candlelight. Through the years, silver was swapped for other less-expensive metals like copper, tin, aluminum and lead, according to the BBC.