Consider oaks — especially the northern red oak — Minnesota’s second act for leaf-peeping. After sumac and maples retire their fiery reds, oaks add scarlet, maroon and mahogany to the landscape.

The searing heat of the summer day seemed inescapable. I tramped through the tall grass and headed for shade. A grove of oak trees looked promising. Reaching the hillside grove, I leaned against one ...

Bacterial leaf scorch, a slow-killing disease with no known cure, is spreading among two popular shade trees in Lancaster County: pin oaks and red oaks. "It's a significant problem. It saddens me to ...

New England doesn`t have a corner on the autumn foliage scene. Fall flames Utah`s high country with vibrant red pin oak and orange maples. Splashes of golden aspen shine in luminous relief against ...

Q. I have a 3-year-old Shumard red oak that has done wonderfully, but recently I noticed large patches of bark missing and parts of the tree starting to yellow. One arborist told me it was due to my ...

We received several inquiries about the June 1 Answer Desk on estimating the age of an oak tree using its trunk measurement. The formula, from a publication of the International Society of ...

During the period between April 15 and July 15, beetles actively carry spores of fungus from tree to tree, meaning oak trees are at high risk for infection with oak wilt. Oak trees with wounds in ...