Purdue extension forester Lenny Farlee introduces you to the red elm, or slippery elm. He shares about how to identify the red elm and also how to differentiate it from its relative, the American elm.

American elm trees (Ulmus americana) were once very common as forest and landscape trees in the eastern U.S. Their graceful vase shape and wide canopy made them especially popular for lining city ...

The American Chestnut Project has evolved from basic research into a multifaceted endeavor, including identifying plant pathogen ... managing diseases affecting other important tree species such as ...

In August 2011, homeowner Marlene Nickolai watched her largest elm tree (with a 49-inch diameter) cut down because of Dutch elm disease. Less than one year later, she watched the other six elms in ...

The city of Minnetonka’s annual shade tree disease control program, designed to keep Dutch elm disease and oak wilt at bay, started June 1 and will continue until early September, when it ...

A massive American elm tree that stood for generations on the lawn of the First Presbyterian Church 1793 in Washington took ...