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 ...

A US startup supplies spray for fast-growing loblolly pines with the hope of increasing biodiversity – and reducing the need for artificial fertiliser ...

In 2002, Crater Lake National Park ecologist Michael Murray thought the park’s majestic whitebark pine trees were as good as gone. An invasive fungus called white pine blister rust was killing the ...

In the near future, it will be possible to determine whether a pine tree is infected with pine wilt nematode within just one ...

The whitebark pine is one of a handful of trees that thrive in the cold, wind-swept heights of the Rockies and other rugged western mountain ranges, clinging to slopes for centuries even in the most ...

Add Yahoo as a preferred source to see more of our stories on Google. Japanese black pine tree with a blue sky in the background - Mawaddah Fauziah/Getty Images Japanese black pine (Pinus thunbergii) ...

Previous Vice President of the Academy of Science of South Africa and DSI-NRF SARChI chair in Fungal Genomics, Professor in Genetics, University of Pretoria, University of Pretoria Anyone who reads ...

In Nebraska landscapes, trees provide far more than aesthetic value. They offer shade, wildlife habitat, wind protection, and even help manage snow. However, trees also face challenges from pests, ...

Whitebark pines across the West are getting clobbered by an alien fungus and native beetle. The attack on the whitebarks — by Eurasian blister rust and the mountain pine beetle — comes at the same ...