Elm leaf beetles are introduced, and they feed on American elms but are managed by introduced egg parasites. Photo by Jeff Mitton. In 1919, reports spread of elms dying in Holland, and in 1921, the ...

American elms, Ulmus americana, are native to North America from Saskatchewan to Nova Scotia and from Texas to Florida. They grow 60 to 80 feet tall, with a thick trunk, the shape of a vase and a d… ...

The most common North American deciduous trees are elm, willow, beech, cherry, birch, and basswood. These trees each have their own unique qualities, from the heart-shaped leaves of the birch to ...

If the leaves are 3 to 6 inches long, it is likely an American elm. However, if the leaves are smaller and only measure 1 to 3 inches long, then you probably have a Siberian elm (Ulmus pumila).

American elm trees are being feasted on by larvae of the larger elm leaf beetle, Slye said. This native half-inch beetle has blueish-black stripes across its orange back and its larvae have a ...

Leaves – simple, deciduous, alternate, about 5″, coarsely doubly serrate, usually scabrous above, ... American elm (Ulmus americana) is a member of the Ulmaceae family, a group that includes 16 genera ...

The American elm tree has all but died off in this country. In Castine, Maine, residents have found a way to keep their precious citizens thriving. ... “The elm leaves feel very different.

The leaf of an American elm tree. (Tamara Yakaboski, Special to The Denver Post) Dutch elm disease is a fungus aided by beetles.

We have a large American elm in our front yard that began dropping leaves in mid-September, and we are concerned that it may have Dutch elm disease. How can we tell?Dutch elm disease is a fungal ...

City officials in Portsmouth, New Hampshire, say one of their oldest trees has died.The American elm tree on Peirce Island was over 100 years old.The Portsmouth Herald reports members of the ...

Brown University’s 155-acre campus is home to thousands of trees and is recognized for its impressive American elm collection. Last year, the campus lost an iconic community fixture, an elm tree ...