After several complaints, the forest department has now uprooted 20 buttonwood trees (Conocarpus) believed to be the reason for their respiratory illnesses, on the beach. The pollen from these ...

“Old Glory,” a roughly 400-year-old Valley Oak tree in Stevenson Ranch, became a Los Angeles County Historic Landmark this week. Why it matters: But it wasn’t always a walk in the park to ...

A Valley Oak tree in Stevenson Ranch that’s believed to be more than 400 years old has been designated a Los Angeles County Historic Landmark. Why it matters: The tree, dubbed “Old Glory ...

An old oak tree rooted in controversy was assigned a historical landmark on Tuesday following a unanimous vote from the LA County Board of Supervisors. Developers in 2002 were poised to knock down ...

The tree stands proud, alone, about 80 feet high, with green leaves and a thick trunk, unmarked except for the white fence around it. The massive oak, with the scientific name Quercus lobata ...

A wealthy businessman has been lambasted for the felling of six protected 100-year-old oak trees from the front garden of a £770,000 house. Khalil Hussain, a 67-year-old property developer ...

They're the tiny, fuzzy yellow or brown balls on oak leaves and branches. You could spot one or two, then dozens around the same tree. Oak galls are the result of gall wasps. Inside the galls are ...

the grand oak already stood tall, providing shade for students. But when Hurricane Helene made landfall as a Category 4 storm, the tree collapsed and brought its long life to an unexpected end.

A boom in vegetation at the end of the last ice age may have created so much pollen, it blocked mammoths' sense of smell. A new study suggests this drove the beasts to extinction, but not everyone ...