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 ...

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 ...

With the help of a new grant, a team of researchers at the University of Minnesota researchers are studying oak wilt, an invasive fungus that is threatening Minnesota’s oak tree population. Sometimes ...

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 ...

Abe Stone can expertly identify mushrooms. The longtime forager’s affinity for fungi has guided him down a research path that holds promise for suppressing one of the most recent and obstinate ...

In Florida, a devastating disease threatens the nation's nearly half-a-billion dollar avocado industry. That's leading researchers to use extreme measures: drones and dogs. Avocado grove owner Art ...

Trained dogs with powerful noses and specially-equipped drones are being deployed in the battle against laurel wilt, a fungal disease spread by an invasive beetle that has killed half a billion trees ...

Arlington's swarms of spotted lanternflies will finally go away over the winter, but residents should expect to see even more ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Needle damage can cause major commercial and ornamental damage to conifers in ...