Urban trees lining streets fare better in dry spells than those in parks – now it seems that leaky water pipes are the reason ...

More than half a million acres of trees spread across Washington were sick, struggling, or dead last year, according to the results of an aerial survey of forests by the ...

The next potential threat facing Niagara County’s trees could make the jump from across the border. Trees in Canada’s Niagara Region have been infected with oak wilt, a fungal disease that means ...

Have you noticed discoloration on your maple tree leaves this year? You aren't the only one. Here's what you should know ...

Parts of the North Cascades and Mount Baker are facing an outbreak of the western spruce budworm, aerial surveys reveal. The ...

We saw die-back in trees coming out of winter. In some cases, it is environmental stress from drought stress and winter temperature extremes. It also may be a canker disease.

From fungal disease to hungry bacteria, slugs and insects, plenty of pests want to munch on your garden. Here's how to protect your plants.

It may not be as good as saving the whole tree, but it appears likely the state will try to save at least a part of the beloved Sitka spruce fondly dubbed by locals as the Yaquina Bay Muscle Tree.

The arrival of new plant pests and diseases is likely to severely damage UK trees and woodlands in the coming decades, new research shows.

Storm Éowyn is a reminder why we need more EVs and fewer Sitka spruce trees It makes no sense to put public money into a forest that is going to be blown down again in 10, 20 or 30 years Expand ...

Want to know what's ailing nearby trees? This index of common tree diseases and pathogens can help you identify and prevent further decay.