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Native range of emerald ash borer in eastern Asia and introduced range in European Russia as of 2013 Map of US counties infested with emerald ash borer as of July 2024. The native range of the emerald ash borer is temperate north-eastern Asia, which includes Russia, Mongolia, northern China, Japan, and Korea. [11] [10]
In 2014, the emerald ash borer was discovered in the park. The beetle was found during a routine visual survey and confirmed by an entomologist from the Minnesota Department of Agriculture. Before this, forestry staff had been trying to reduce the likelihood of infestation in the park by treating some ash trees with pesticide and removing others.
Typically, 90% of an emerald ash borer population will die when temperatures hit 30 below, Venette said. During the record-breaking cold of 2019, most in the Remer stand probably died.
The borer was first found in Hennepin County in 2010 and is expected to kill more than a million ash trees, roughly 15% of the county's tree canopy. Removing an infested ash tree can cost ...
Fraxinus americana, the white ash or American ash, is a fast-growing species of ash tree native to eastern and central North America. White ash trees are threatened by the invasive emerald ash borer .
Jul. 23—Plans continue to form in meeting infestation As work continues in meeting the emerald ash borer infestation in Austin, the Austin Parks, Recreation and Forestry Department on Monday set ...
The emerald ash borer is thought to have been introduced to Michigan from China about 15 years ago. [23] The adult beetles target ash trees as places to lay their eggs, when the larvae hatch they bore through the bark and kill the tree. The health of the ash population is of major concern because they provide habitat for many wildlife species ...
The emerald ash borer was confirmed in several areas of Albert Lea earlier this year, said City Manager Ian Rigg. With 12,000 ash trees in the city, the insect will have a significant impact on ...