Add Yahoo as a preferred source to see more of our stories on Google. Large oak tree in front of nice neighborhood Oak trees have been around for more than 50 million years, with individual trees ...

Add Yahoo as a preferred source to see more of our stories on Google. Getty Images There's a reason it's called the Mighty Oak: Oak trees are stately trees that can live for hundreds (yes, hundreds!) ...

Some oak trees in central Ohio are losing leaves, and tomato plants look stunted. How can you help your garden?

A close-up of an oak leaf with bumps, or galls, from the gall wasp, Photo courtesy Getty Images. Welcome to our tree column, “Ask your local arborist.” Each month, arborists from the Davey Tree Expert ...

For those of you who aren’t aware that live oak trees drop their leaves every year despite the fact that we describe them as evergreen, look at the ground now. If you have live oak trees, they have ...

In temperate forests, spring timing can determine whether newly hatched caterpillars find a feast or almost nothing to eat.

Purdue Landscape Report: Each spring the PPDL receives several samples of oak trees showing curled, twisted, stunted and/or generally ratty looking leaves. When there are holes in the leaves or leaf ...

Gardening season is underway, and you may have questions. To ask one, simply go to the OSU Extension website, type it in and include the county where you live. A photo is very helpful. Q: Our oak tree ...

Many coast live oak (Quercus agrifolia) trees are showing unusual browning in their canopies in the last month or two. If you look carefully, you may see small, crescent-shaped galls forming on the ...

Extreme temperatures and drought are adding to the stress on oak trees that have lived for hundreds of years and play a key ...