A deadly new oak-tree disease can be prevented by pruning them in the dormant season (if needed) instead of spring or summer.

Dear Neil: What is wrong with my live oak? I hope it’s not a disease, since I have five others in my yard ... almost ...

Q: One of my five oak trees is having this problem ... capturing water, dirt, bark, etc. between the branches. Eventually, ...

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Oak wilt is a fungal disease that can weaken white oaks and kill red oak trees ... Once a tree is infected, the fungus may ...

While gypsy moths are a common culprit, other factors such as diseases and other ... or under bark. These sacs contain scores of gypsy moth eggs. If you remove them at this stage, you can save your ...

The DNR said once a tree is infected, the fungus may fruit - creating distinct gray to black fungal pads under the tree’s ...

Often trees with decaying wood in their trunks are beginning to lose strength. They can come tumbling down without warning.

A native Pennsylvania hardwood tree is facing extinction. Beech trees are being attacked by two separate diseases – one moves ...

Bradford pears have notoriously weak crotches (branch angles). Think of your index and middle fingers forming a “V” for ...

If there is one certainty for all humans, it’s that we are drawn to natural elements.