White oaks (Quercus alba) are durable, large canopied, long-lived trees that grow slowly and are common in southern Wisconsin ...

After many kilometres, the chain on my bike comes off next to a majestic oak. The tree becomes Quercus: a friend, a confidant ...

More than 500 native plants in San Diego County are held in a Native Seed Bank at the zoo. Those seeds are dried down to a ...

Cryopreserved samples from 18 endangered Nuttall's scrub oak trees were added to the San Diego Zoo Wildlife Alliance's Frozen ...

Browse 28,800+ oak leaf stock illustrations and vector graphics available royalty-free, or search for oak tree or acorn to find more great stock images and vector art.

Learn how trees use massive amounts of water through the process of transpiration for the benefit of themselves and the Earth.

What can you learn from a tree's leaves? Discover how leaf shapes, edges, patterns, and more can help you identify a tree in the forest.

Two famous seedlings will be planted on Garrett College’s McHenry campus on July 11, celebrating the college’s continued participation in the Arbor Day Foundation’s Tree Campus Program.

Wendy Herniman, Steward at Pepperwood Preserve, Sonoma County, California The phenology, dendrochronology and genotypes of a small multi-species community of oaks in an area of mixed hardwood forest ...

Love watching hummingbirds and butterflies? Well, if you plant this fast-growing tree in your yard, those beautiful creatures ...

In a county not blessed with ancient trees, this penduculate oak (quercus robur) is in an age group all by itself. Believed ...

The felling of any mature desiduous tree is going to be an emotive subject, raising hackles whether done legally or illegally, as was the case with the felling of the Sycamore Gap tree along Hadrian’s ...