If you're seeing lots of tiny holes on your tree's bark, you could be dealing with a major pest infestation. Find out which ...

The genus Pinus is the largest group of conifers, and it is made up of pine trees. There are nearly 90 species of pine trees found throughout the globe, many of which have value for lumber, pulp, ...

Despite the damage incurred by recent hurricanes, notably Hurricane Michael in 2018, the pine tree industry in Florida still is a major contributor to the state’s economy. This industry includes the ...

The oldest tree species is the Great Basin bristlecone pine (Pinus longaeva). The oldest tree of the species is named Methuselah and is more than 4,800 years old. The longevity of the Great Basin ...

Whitebark pine is a threatened tree species that provides ecological and cultural value across its range in the U.S. West and Canada. Scientists have sequenced its genome, presenting new opportunities ...

The red pine tree, found in North America, can perhaps be best likened to the underwhelming cousin of the more widely known white pine. The qualities of the white pine made it a staple for the early ...

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 ...

Pitch tubes, or nodes of tree sap, which indicate the presence of the southern pine beetle, are visible on a pitch pine tree at the Wertheim National Wildlife Refuge in Shirley in 2014. The beetles, ...

A new study finds the iconic whitebark pine, which spans several Mountain West states, could lose most of its habitat to ...

"Whitebark pine is a harbinger of things to come in Colorado," said ecologist Diana Tomback. A recently released study ...

A new study, led by federal agencies in collaboration with the University of Colorado Denver, shows that the whitebark pine ...