If you take a close look at some of the more established trees in your landscape, you may notice something you cannot seem to describe – it may look to you like a kind of fungus on your tree trunk. Is ...

A Fungus growing on a living tree is a symptom of heart rot. Trees are infected through wounds from lawn mowers, weed-whacker whips, deer rubbing, rodent chewing, frost cracks, broken branches and ...

“This maple in the front, for example, has already started to lose its leaves.” Rorigi says one of the best things you can do to avoid this fungus infesting your own trees is to be sure to ...

Interestingly, this widespread fungus can live on/in healthy trees for a long time without causing damage, but when a tree becomes stressed, the organism can turn pathogenic.

If this fungus is growing against the base of a tree, it can be a sign of a serious problem, especially if the tree trunk is emerging out of the ground as straight as a telephone pole. That would ...

DEAR JANET: We have a problem with our lone Japanese Maple tree in our front flower bed. We think it has a fungus, and we're not really sure if we can do anything to save it.

A: The dark color on the trunk is probably caused by sap oozing from holes made by sapsuckers and other woodpeckers. There is a fungus that feeds on the oozed sap, turning it black.

Like anthracnose, maple leaf blister is unlikely to threaten a healthy tree, and cultural practices described for anthracnose can reduce spread of the fungus and the risk of serious damage to the ...

Q: I saw this fungus growing on several maple trees in Hinsdale. Some grow 2 feet from the ground, others grow quite high up in the trees. They’re quite beautiful. I haven’t been able to identify them ...