HONOLULU (HawaiiNewsNow) - For the past five years, 'ohia trees on Hawai'i Island have been under attack -- dying mysteriously and rapidly from an unknown disease, but researchers are now one step ...

Multiple black walnut trees on the Oregon State Hospital campus and nearby streets are infected with a newly discovered fungus that kills the trees from the inside out. "They're going to die, and that ...

DAYTONA BEACH | A tree fungus known as laurel wilt is spreading rapidly across parts of Central Florida, killing hundreds of redbay trees in its wake. The fungus carried by ambrosia beetles attacks ...

There's nothing quite as majestic and imposing as a fully-grown cedar tree with its broad horizontal branches and fragrant evergreen needles in delightful shades of green and blue. Thanks to its ...

OAKLAND (KPIX 5) -- There's new color in the East Bay Hills but they are not fall colors. The changing leaves may be the result of a mysterious and deadly tree fungus attacking acacia trees all across ...

Community forests and private-property shade trees in northeast Colorado are facing two insect and disease threats of significant concern – thousand cankers disease of black walnuts, and emerald ash ...

An aggressive fungus known as Phellinus noxius has been widely observed to cause “brown root rot” on trees in many parts of the Asia-Pacific region extending from Malaysia to as far as American Samoa.

UK project by Leicester University and aerial map firm Bluesky reveals lethal infections P. ramorum fungus, Dutch Elm disease and Sudden Oak Death. Lidar-mapped: the UK's Forest of Dean. Researchers ...

Pick a tree at random anywhere in Southern California and examine it closely. Chances are good that you will find small wet stains on its trunk. Those wet stains are most likely signs of a fatal tree ...

ANN ARBOR, Mich. (CBS DETROIT) - Several cases of oak wilt fungus have been confirmed in the Bird Hills Nature Area after a concerned resident reported a tree that looked unhealthy to city officials.

A fungus that's deadly to butternut trees has been found on the Island, and there is no known cure. (Clay Cutting - image credit) Islanders are being urged to take precautions to prevent the spread of ...