In the woods near Libby grows a quaking aspen five feet across. It is the biggest in the United States and Milarch has cloned it. He also cloned what is believed to be the nation's largest narrow leaf ...
HOLYOKE — A small green beetle burrowing in the city’s ash trees is putting them in danger. Officials are actively combating the emerald ash borer, an invasive species. Sometimes trees can be treated, ...
An invasive, tree-killing pest has made its way to Portland, spelling trouble for the many ash trees that cool residential neighborhoods on hot summer days. On Wednesday, Oregon forestry officials ...
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