Alabama's pine tree forests are facing a new problem this year. The Alabama Forestry Commission said brown spot needle blight is a fungal disease that causes needle discoloration and needle drop.

The University of Missouri’s Plant Diagnostic Clinic now accepts digital submissions, offering faster, low-cost diagnoses of ...

The number of beetle-infested trees in Elk Meadow Park is triple what it was in 2024. Denver7 is highlighting the crews who ...

In one study, Simard watched as a Douglas fir that had been injured by insects appeared to send chemical warning signals to a ponderosa pine growing nearby. The pine tree then produced defense ...

Officials said drought can stress vegetative growth, and issues mounted even more for pine trees infested with beetles. Some of the beetles carried a fungus capable of clogging one of the trees ...

He said the fungus prevents the tree from repelling and killing the attacking beetles. The U of A researchers found that symbiotic pathogens associated with the pine beetle, and western gall rust ...

The AFC release also said brown spot needle blight can stunt tree growth and increase the risk of pests like bark beetles. “Just in the last few days, the agency started receiving calls ...

An obscure fungus which had until recently been relatively rare in Scotland appears to be at the centre of an outbreak in Scots Pine trees across the country. Dr Sarah Green from Forest Research ...