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

In temperate forests, spring timing can determine whether newly hatched caterpillars find a feast or almost nothing to eat. Many herbivorous insects emerge around the time trees produce their first ...

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 ...

A single leaf may look like a simple patch of green, but to the microscopic life that inhabits it, it is a vast landscape divided into different worlds.

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!) ...

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 ...

Woodland Trust says trees struggling in drought stress, with older ‘survivors’ disproportionately affected ...

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 ...

An average mature oak tree grows hundreds of thousands of leaves each year. When those leaves fall, their nutrients return to the soil to nourish the tree that grew them, as well as other living ...

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 ...

ROCHESTER, N.Y. (WROC) — You may have already noticed the leaves changing colors or crunchy leaves on the ground and thought ...

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 ...