Fire is a hot topic these days, particularly when it comes to the boreal forest, the vast expanse of trees that stretches across Alaska, Canada and other cold northern regions. Large fires have been ...

Spring should be here soon, so pay attention to the weather if you have a lawn service that applies broadleaf herbicides. If you have mature trees (especially oaks) and the weather this spring starts ...

Do You Need to Water Trees in Winter? Although most trees are dormant during winter, they can still lose water from their ...

This news release is available in German. The sensitivity of leaf unfolding phenology to climate warming has significantly declined since 1980s, according to a study recently published in the journal ...

Something is killing bigleaf maples — Washington’s biggest broadleaf tree — and scientists can’t stop it. They don’t even know what’s causing it. “We’ve looked for everything we can possibly think of ...