Add Yahoo as a preferred source to see more of our stories on Google. A western pine beetle rests on a sap mound on a pine tree. - Charles Wollertz/Getty Images A thriving pine tree is a thing of ...

April is World Habitat Awareness Month, so today we look at Torrey pines, the rarest native pine in the U.S.

Sometimes a tree will look great for a few years and then, due to crowding from surrounding shrubs or other trees, start to defoliate or flower less abundantly due to reduced light exposure.

As he waits with his daughter for the school bus, Tom Langmead can hear the pine bark beetles munching on pine trees at High Oaks Park. “You can actually hear them as you're standing at the bus stop – ...

St. Bonaventure University celebrated its 16 th consecutive year of being a certified Arbor Day Foundation Tree Campus USA on ...

St. Bonaventure planted a white pine tree in honor of Seneca Nation at their annual Arbor Day observance this past Friday.

If you bought a live pine tree for Christmas, you may be thinking about planting it in your yard. Here in Tucson we are in Sunset Zone 12. Most pine trees that do well in our desert are imports from ...

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 ...

To get involved with the Sugar Pine Foundation, mark your calendar with the following dates and locations. Please dress in layers and bring a full water bottle. Shovels, gloves and seedlings will be ...

Do you know what the state tree of North Carolina is? If you said the pine tree, you are correct. In 1963 the pine tree was designated the state tree of North Carolina, but did you know it goes ...