The species suffered a mass decline decades ago. Researchers are studying how to restore disease-resistant elm trees, with the goal of increasing biodiversity and flood resilience in the process.

When we moved to our house in the Troy woods 20-plus years ago, an elm tree was growing beside the garage. It was maybe 25 feet high, and since elms can get to 100 or even 200 feet over a full ...

In this Dec. 14, 2009, file photo, Frank Knight, 101, of Yarmouth, stands in front of an elm tree known as "Herbie" in Yarmouth. Knight took care of the tree for about 50 years while working as the ...

About 50 years ago, Dutch elm disease wiped out most of the American elm trees, but some survived. Now, scientists in Vermont ...

PORTLAND Ore. (KPTV) - Portland’s first-ever Heritage Tree is being taken down on Aug. 5 after more than 150 years because of the trees’ declining health and significant damage after recent storms.

Dutch elm disease is the grim reaper of United States’ elm trees. Since the 1930s, it caused wilt and death for native elm species all over the country, spreading from tree to tree through root grafts ...

Q.: We have a couple of Chinese elm trees next to our home. They are relatively large and seem to keep multiplying. The trees are not very pretty and last summer, there were far more pods falling from ...

Question: We have a Drake elm that produces seeds during the fall each year. At about this time, something cuts many of the ends of the branches off the tree. Do you have an idea what could be causing ...

The North Carolina Forest Service has been receiving reports of scorched-looking elm trees throughout central North Carolina, from Davidson to Johnston counties. But Jim Slye, the service’s Forest ...

Elm-lined streets were once ubiquitous in America. The trees’ success throwing beautiful, shady canopies over urban environments made them one of the most popular to plant in the country. Then a ...

COLORADO SPRINGS, Colo. — Crews were at work Friday helping preserve a historic tree near downtown Colorado Springs despite the snowy morning. Arborist company SavATree provided free pruning on the ...