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 ...

Tom Oder is a writer, editor, and communication expert who specializes in sustainability and the environment with a sweet spot for urban agriculture. John Manion is a guy who know his plants. That's ...

Q: The drought has caused our very large oak trees to shed a ton of leaves, how should we handle this? Rake them up or just shred with the mower? There's very little grass under the oaks as it is, ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Willow oak (Quercus phellos) is a deciduous, common oak tree. A member of the ...

Live oak leaves have fallen over a long season this year. The cold weather following a dry autumn may have contributed to the early leaf drop experienced in some landscapes. Those leaves are a ...

Q. I have a large number of oak leaves that have accumulated in my yard after this last round of storms. I would like to compost them but have been told they are toxic to microorganisms and they ...

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 ...

Question for Dan Gill: There have been tons of leaves falling from the live oak in the yard of the house I just moved into. What gives? I thought live oaks were evergreen. — Elizabeth Naquin Answer: ...