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 ...

Oak trees have been around for more than 50 million years, with individual trees easily living 1,000 years. One of the oldest oak trees in the U.S. is believed to be at least 2,624 years old. The ...

Are you seeing brown, dry leaves on trees this spring? They may have been damaged by cold weather. “We didn’t get a hard freeze this spring, but we have had nights that got cold enough for frost,” ...

Waiting until the leaves drop in fall is a rule of thumb for pruning shade trees, mainly because you can see bare limbs better, and the job is less “messy” without leaves attached to the cut branches.

On a February day, it may seem as if all the trees and shrubs — except for the evergreens or conifers — are leafless. But a walk in the neighborhood, or a local natural area, will reveal that’s not ...

Winter is the perfect time to prune oak trees. Oak trees are special for many reasons: they’re Iowa’s state tree, they’re important to our ecosystem and — they shouldn’t be pruned during the spring ...

Live Oak Trees, like all oak trees grow from seeds, in this case, an acorn. All oak trees also produce catkins which hang down from the oak branches in the spring, pollinate the very small oak flowers ...