Where are emerald ash borers found?

Where are emerald ash borers found?

The emerald ash borer is an Asian species native to China, Japan, Taiwan, Korea, Mongolia and the Russian Far East. In 2002, the beetle was detected for the first time in North America in the vicinity of Detroit, Michigan, and later in Windsor, Ontario.

What is the distribution of emerald ash borer in Ontario now?

Infestations now exist across much of southern Ontario, from Lambton County north to Grey County and east to Renfrew County and Ottawa; the insect has also been detected on Manitoulin Island, and a separate infestation exists in Sault Ste. Marie and est of the city to St. Joseph’s Island in Algoma District.

What is the native range of the emerald ash borer?

The native range of emerald ash borer is Russia, Mongolia, Japan, China, and Taiwan (Jendek 1994). Figure 2. Distribution map of the emerald ash borer, Agrilus planipennis Fairmaire, in the United States. The states that have confirmed emerald ash borer are shaded in green.

Do emerald ash borers fly?

How is this pest spread? We know EAB adults can fly at least 1/2 mile from the ash tree where they emerge. Many infestations began when people moved infested ash trees from nurseries, logs, or firewood to other areas that did not have infestations.

What are some negative effects of the emerald ash borer?

Emerald ash borer infestations cause significant ecological and economic impacts in forested and urban habitats. In forest habitats, losing the majority of ash trees can affect tree species composition, natural forest succession, and nutrient cycling. Habitats also become more vulnerable to invasion by exotic plants.

Do emerald ash borers lay eggs?

Eggs are laid from mid June and well into August. Female EAB deposit their eggs individually on ash trees, between layers of outer bark and in cracks and crevices of the trunk and major branches. EAB eggs hatch in about two weeks, depending on temperature.

Is the emerald ash borer harmful to humans?

The spread of the emerald ash borer, which poses no direct threat to humans but has killed more than 100 million trees in the United States, was associated with an additional 15,000 human deaths from cardiovascular disease and an additional 6,000 deaths from lower respiratory disease.

What is the natural predator for emerald ash borer?

The wasps are a natural predator of the emerald ash borer, an invasive beetle that has killed tens of millions of ash trees in Illinois and 12 other states. “The borer… makes a zig-zag pattern

What eats an emerald ash borer?

What Are Its Characteristics? Adults are a jewel-like metallic green. Elongated narrow shape, about a half-inch long Woodpeckers eat emerald ash borer larvae, so heavy woodpecker damage on an ash tree is a possible sign of infestation. When the new adult emerges from the tree trunk in the spring, it leaves a D-shaped exit hole that is rounder on one side and flatter on the other.

How to stop the emerald ash borer?

The most common way to control the emerald ash borer is to drench the soil around the tree with diluted insecticide . The tree absorbs the insecticide through its roots, killing the beetles as they…

What damage does the emerald ash borer do?

The emerald ash borer’s larval stage is responsible for the damage that leads to the death of its host. The larvae’s feeding under the tree bark, eventually damaging the tree’s ability to transport moisture and nutrients from the soil to the tree’s leaves, causes ash tree decline and death.