Discover the major common tree diseases in the United States. Armillaria attacks both hardwoods and softwoods and causes either yellowing leaves or browning needles. Wood that is decaying from ...

Some cherry and plum trees in the central Ohio area are turning black from a fungal disease. Here's what you need to know.

Trees are a beautiful and valuable part of any property — offering shade, character, and environmental benefits. But not all ...

Ninebarks are attractive in any landscape, but they can be susceptible to powdery mildew, a fungal disease. Powdery mildew ...

If you suspect that your sycamore or other tree might have anthracnose, take pictures of some disfigured leaves and branches ...

DNA sequencing shows young trees are more likely to have gene variants that confer partial resistance to a fungus that has ...

After a storm, it is common for people claiming to be tree specialists to show up at your door offering services,” according ...