The oak is often a symbol of solidity and permanence, but the secret of the tree’s success may be in its ability to adapt and ...

All oaks belong to the beech tree family but do not look like a beech tree. About 70 oak species grow to tree size in North America. Red Oak Tree Group . Anlace/Wikimedia Commons.

Willow oak (Quercus phellos) is a deciduous, common oak tree.A member of the red oak family, this tree has a dense, usually rounded crown and simple, linear leaves.

The red-oak family includes northern red oak (Quercus rubra), scarlet oak (Quercus coccinea), shingle oak (Quercus imbricaria), Shumard oak (Quercus shumardii), and the long-popular home-landscape ...

Oak wilt can quickly kill trees in the red oak family. The fungus can be carried by beetles during the spring and summer, so don’t prune trees from April 15-July 15 to protect them from disease.

In “Oak Origins,” the evolutionary biologist Andrew L. Hipp traces Quercus’s mighty family tree back millions of years to its modest roots, when a single population began to diverge from its ...