American elm trees (Ulmus americana ... most of them are not truly resistant and may also be susceptible to other microbial tree diseases. Dr. William Powell, along with his colleagues and graduate ...

Elm trees grow big and beautiful, with tree branches that start tall on the ... First, it's a little smaller than the typical American elm, making it more manageable. A Siberian elm grows up ...

Identifying these trees could prove to be the key to developing a new type of Dutch elm disease-resistant tree. Aided by city foresters, land owners, the Minnesota Department of Natural Resources and ...

Video | An elm tree in Brattlebrook Park is protected from Dutch Elm Disease by Elm Watch. PITTSFIELD — It's been a while since Priscilla Rafuse would play in Brattle Brook Park under the giant ...