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.

Black oak (Quercus velutina) is a deciduous, medium-to-large oak tree is commonly found in the eastern half of the United States. A black oak tree can be identified by its bark and leaves. The bark is ...

Q. We have a pin oak tree that is approximately 30 feet tall. On the north-facing side of the tree there are many wilted leaves, and there are many balls of strange growth. Pictures of the leaves and ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Leaves are the food factories of the tree. Powered by sunlight, the green ...

This oak tree has a fungal infection of the foliage called oak leaf blister. The rainy spring created conditions ideal for this disease to attack. Because oak leaf blister is not an issue every year, ...

The late spring frost could have started the problem which later spread with a disease of Oak Anthracnose (Gnomonia species), which causes the leaf curl. M. Grabowski, University of Minnesota Q: My ...

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 ...

Oak trees in and around Lawrence are reportedly dropping more than acorns and leaves this fall, and individuals who plan to spend time outdoors should be on the lookout. Oak leaf itch mites — tiny ...

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 ...

Q. My blue oak tree and many others in the oak woodland are browning and shedding their leaves. What is the cause of this and how can I prevent it? A. The blue oak is a California native tree that ...