Some trees and shrubs have a bad reputation for being susceptible to diseases: lilacs to powdery mildew, junipers to juniper ...

In this tree identification episode, Purdue Extension forester Lenny Farlee will talk about how American elm leaves have jagged edges with a large tooth and then smaller teeth like edges on top of it.

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 ...

Getting your Trinity Audio player ready... Dutch elm disease has been reported back in Denver after more than a decade of its absence. The Denver forestry office discovered the disease last month in ...

A new, invasive insect species has been detected in Ohio for the first time, authorities said. The elm zigzag sawfly was spotted by researchers infesting elm trees in both Franklin and Delaware ...

U.S. Army Corps of Engineers Forester Andy Meier inspects an elm tree on the Mississippi River for possible signs of Dutch elm disease, which has wiped out many of the elms in the river's floodplain ...

Bark beetles moving between trees routinely carry two fungi that are responsible for the Dutch elm tree disease outbreak.

The elm seed bug hasn’t lived in La Plata County for long, but it didn’t struggle to gain a foothold in the region. It is harmless to humans, but it is an invasive species that preys on the seeds of ...

North Carolina's latest invasive species has been found in western North Carolina, the state Department of Agriculture and Consumer Services said. North Carolina's latest invasive species has been ...

Elm-lined streets were once ubiquitous in America. The trees’ success throwing beautiful, shady canopies over urban environments made them one of the most popular to plant in the country. Then a ...