STATEN ISLAND, N.Y. -- Have you ever noticed an abnormal growth on the trunk of a tree that looked rather tumorous -- all bumpy and wart-like? Examples can be seen on random trees just about anywhere.

A chemical treatment known as a bactericide could help preserve citrus trees from the potentially deadly and costly greening disease, a new University of Florida Institute of Food and Agricultural ...

A: As a tree gets older, the woody tissue of the trunk and limbs divides into two zones: heartwood and sapwood. Heartwood cells usually contain tannins or other substances that make it dark colored ...

After last week’s column on transplanting 8-year-old plum trees was published, City of Las Cruces Community Forester Jimmy Zabriskie contacted me about another important consideration: sunscald.

Answer: Have you ever noticed bark buckling off the tree trunk? I first noticed it in a mature mulberry tree in my yard in Las Cruces a few years ago. The bark on the west side of the trunk had ...

Tree Trunk Goop used on a damaged young maple tree. Formula is equal parts natural diatomaceous earth, compost and soft rock phosphate mixed with water. Howard Garrett / Special Contributor Summer ...

Q: We had four apple trees and two of them developed white growths on the trunk last spring. The trees sprouted leaves but then died. We were advised not to plant another tree in the same location, as ...