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 ...

Eastern white pines are struggling and dying from a combination of problems that range from environmental to bugs to disease.

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 ...

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 ...

New models developed by University of Georgia researchers may help guide the fight against rust disease, according to a new study. The paper is published in the journal Forest Ecology and Management.

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 ...

The Korea Forest Service has set a goal to reduce the number of infected pine trees from 1.07 million last year to 870,000 this year through intensive control of pine wilt disease (hereinafter ...

LITTLE ROCK (KATV) — The investigation into a mysterious ailment killing Arkansas pine trees has yielded some answers. The increasing occurrences of the strange affliction in recent months have ...

In the 1970s and 1980s, pine trees growing in various forestry plantations in South Africa’s Western Cape province began to die in patches. These trees succumbed to a mysterious root disease and the ...

Climate change and drought are shifting how and where infectious plant disease moves in a forest. Even pathogens have their limits. When it gets too hot or too dry, some pathogens — like many living ...

Purdue Landscape Report: Early June, we received a white pine sample at the Purdue University Plant and Pest Diagnostic Lab that showed early season needle loss lower in the tree canopy (Figure 1, 2).