Do you have a mature pine tree with bunches of brown needles? It may be suffering from a fungal disease called diplodia tip blight. “Diplodia has become more common due to environmental stress and ...

Evergreen trees and shrubs often alarm homeowners by losing needles in autumn. There’s usually no need for concern. “It’s part of the regular life cycle of these plants for some needles to turn yellow ...

Some longleaf pine trees are shedding their needles early across the Sandhills and Coastal Plain this year. This is an annual, natural occurrence that usually takes place in the fall, but sudden, ...

According to botanist John Thomas Howell’s “Marin Flora,” five pine species grow in Marin. Bishop pine, Monterey pine, knobcone pine, Torrey pine and Coulter pine can be distinguished from each other ...

Dothistroma needle blight (DNB) is a serious foliar disease impacting a wide range of pine species throughout the globe. The disease is principally associated with the fungal pathogens Dothistroma ...

Many of us look forward to fall when leaf colors change to yellows, reds, purples and oranges, creating a beautiful scene along with enjoyable cooler temperatures. But what we don’t expect to see are ...