South Dakota's long-needled pine trees have a new threat that can quickly starve them of water — pine wilt disease. Aberdeen City Forester Aaron Kiesz said the first case of pine wilt has been found ...

The controversy over the harmfulness of pine wood nematode disease prevention tree injections recurs every year. When citizens and environmental groups raise concerns about the human toxicity of the ...

Working for “Tree Trouble,” I’ve been blessed with observing the health and structure of trees wherever I go. Lately, I can’t help but notice all of the Pine Wilt Disease I see. Pine Wilt Disease is a ...

As it’s getting colder and the leaves are starting to fall, it won’t be long before we start getting calls about brown needles on evergreens such as pines. We call them “evergreens” because they ...

Cooler nights and falling leaves signal that fall is here. Pines in the area are starting to change colors too. Knowing the cause of the discolored needles will help to know if it is nature taking its ...

HUBEI, Central China — Just as Wuhan is slowly emerging from its fight with the deadly coronavirus, the central Chinese city is now waging another war against an infectious disease that could destroy ...

If you have a pine tree that is turning brown, you are not alone. Many homeowners have experienced problems with their pines. In fact, if I had a nickel for every time I got this question, I could go ...

The dying pine trees across Edmond and northwest Oklahoma City are hard to miss. Driving down the Lake Hefner Parkway and other major thoroughfares in the area, you will notice the pines which rapidly ...

This time of year, we tend to get a variety of calls about pines or other evergreens with browning needles. Typically, this is normal needle drop, but browning needles can sometimes indicate a bigger ...

Work is under way to fell pine trees feared to have been infected with pine wilt in a forest in Miryang, South Gyeongsang Province, southeastern South Korea, on Sept. 16, 2025. (Yonhap) (END) [We ...