California’s iconic trees are so well appreciated that three national parks are named after them: Redwood, Sequoia and Joshua ...

California’s iconic trees are so well appreciated that three national parks are named after them: Redwood, Sequoia and Joshua ...

Tree of heaven is highly invasive and incredibly difficult to eradicate. Learn how to control ailanthus and manage its unchecked spread.

Is that jar full of wine corks overflowing? Don't add them to the landfill: If they're the right kind, they're a great brown ...

Choose from Drawing Of A Walnut Tree stock illustrations from iStock. Find high-quality royalty-free vector images that you won't find anywhere else. Plans and pricing ...

The invasive goldspotted oak borer has spread across SoCal, leaving boneyards of dead trees behind. This June, UC ANR and ...

Rio Baran's senior thesis research sought to explore what few scientists have attempted. “Rio is an exceptional undergraduate student,” said her adviser, geosciences professor John Higgins.

A reader from Mohicanville contacted me around June 15 a few years ago to ask aboutthe deformed branches on her sour cherry tree. My reader’s tree had elongated, rough black swellings or knots that ...