DALLAS — The winter freeze this February was a tough test for trees across North Texas, and we're still seeing the impact months later. If your trees appear to be dying now, there's a good chance it ...

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.

The classic and trusted book “Fifty Common Trees of Indiana” by T.E. Shaw was published in 1956 as a user-friendly guide to local species. Nearly 70 years later, the publication has been updated ...

Dutch elm disease has been present in the United States since the 1920s, when it began its rapid spread across elm populations, killing most American elms. Every year the disease continues to spread ...

On the St. Paul campus of the University of Minnesota, rows of tiny elm trees sprout in a test field run by University researchers. These elms are a series of new trees cloned by the University that ...

GALESBURG, Ill. (AP) _ Elms once were Galesburg's trees of choice, their majestic branches not just providing shade but forming natural canopies over its streets. Thousands of the city's elm trees ...

The American elm (Ulmus americana) was once a common sight on the Upper Mississippi River, but Dutch elm disease, or DED, has killed many trees. DED is an invasive fungal pathogen that is spread by ...

What’s in your forest? Identifying trees in the stark winter landscape takes a keen eye and some knowledge about how trees grow. In mid-winter there are very few telltale leaves left clinging to ...

The emerald ash borer (Agrilus planipennis) has plagued native ash trees in Illinois and Iowa since 2006 and 2010, respectively. This pest was first introduced in 2002 around the Detroit area and ...

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The 36 trees planted last week at Boutwells Landing senior living community in Oak Park Heights have a big job: To help revitalize the state’s elm population. The American elm trees, each about 2 ...