When planting trees at home, it's worth knowing how quickly they grow so you can ensure they're the right fit. Here's the growth rate of some popular trees.

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 ...

Can this American elm tree be saved from neglect and disease? Dirt Doctor Howard Garrett offers organic solutions for dealing with sick trees, weird mold growth and invasive honeysuckle.

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 ...

Here is a method to estimate a tree's age without cutting. Noninvasive measurements can get you an acceptable age estimate for forest-grown trees.

For decades, the American elm population has dwindled, and one of its greatest threats is the deadly Dutch elm disease, which has taken its toll on Brown’s campus, too. The tree removal ...

Want to know what's ailing nearby trees? This index of common tree diseases and pathogens can help you identify and prevent further decay.

American elm is a common tree in many riparian forest areas or moist soil forest areas. The species used to be a common street tree in Indiana, but that number has dwindled due to Dutch elm disease, a ...

The American elm trees, each about 2 years old and 4 to 6 feet tall, were cloned by University of Minnesota researchers to be resistant to Dutch elm disease, a fungal disease that killed millions ...

The American elm trees, each about 2 years old and 4 to 6 feet tall, were cloned by University of Minnesota researchers to be resistant to Dutch elm disease, a fungal disease that killed millions ...