The first known case of oak wilt has been confirmed in Monroe County. Officials are removing an infected tree in Greece and ...

What happens inside a citrus tree long before leaves turn yellow, roots decline, and fruit quality suffers? Researchers from ...

The Massachusetts Horticultural Society will soon remove a historic sugar maple in the Italianate Garden at the Garden at Elm Bank in Wellesley, according to a community announcement. The move is ...

Oak wilt has been confirmed in upstate New York. Learn how the fungal disease spreads, symptoms to watch for and how to report it.

A fungus called Mycosphaerella populorum has been infecting poplar trees across North America. Exactly how the fungus is so effective at infecting trees so rapidly and causing extensive damage has ...

Nature gives rise to fascinating adaptations, which can sometimes lead to organisms living in some strange situations. The relationship between bark beetles, spruce trees, and a type of fungus is a ...

Researchers in Vermont infected 5,300 of the trees with a lethal dose of Dutch elm disease in hopes that the survivors can ...

Diseases are among the major causes of tree mortality in both forests and urban areas. New diseases are continually being introduced, and pathogens are continually jumping to new hosts, threatening ...

It seems like a scene out of "The Last of Us" — a fungus never before seen in humans has just been discovered growing in a person for the first time. A plant researcher in India saw a doctor for a ...

PITTSBURGH — An invasive fungus is wreaking havoc on local oak trees. Oak wilt disease is fast-moving, killing some trees in less than a year. Local experts showed Channel 11′s Lisa Sylvester what to ...