The oriental longhorned beetle could be much more devastating come Michigan’s woodlands than the emerald ash borer.

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oriental longhorned beetle. | photo courtesy that Kyle Ramirez

Ever reach for something top top a save shelf just to discover it to be a “generic” brand instead of a major brand item you to be looking for? Sure, we have all excellent it. Doing this in the store is practically always harmless, but making the very same mistake when comparing the white-spotted pine tree sawyer and also the eastern longhorned beetle might have devastating consequences for Michigan’s forests.

Mother Nature produces its own set of “look-a-like” varieties that can fool civilization who space otherwise unsuspecting. Because that example, 2 insects that have been puzzled for one an additional are different varieties of beetles that strike trees. This “look-a-likes” space the indigenous white-spotted pine tree sawyer and the invasive asian longhorned beetle (see photograph comparison).

Spot the Difference

At a glance, the white-spotted jaw sawyer and Asian longhorned beetle execute look comparable – specifically because the their huge size, dark coloring and long antennae. Yet upon nearby inspection, there space differences. The human body of the white-spotted pine sawyer beetle is browner in color, and also the segment of its antennae are uniform in color and appearance. Also, the white-spotted pine tree sawyer has actually a distinctive white “dot” or spot in between its head and at the optimal of its wing covers. This beetle only strikes dead or dice trees, including pines, spruces and other conifers, and poses no real damage to our Michigan forests. In comparison, the asian longhorned beetle is a black-bodied beetle, and also the segment of that is antennae space black and white in appearance.


Male and female asian longhorned beetle contrasted to male and female whitespotted jaw sawyer. Photo source:

To date, the oriental longhorned beetle is not well-known to be existing in Michigan but is top top a “High Priority –Not Welcome Here” watch perform by Michigan regulation agencies due to the fact that of its ability to kill organize trees. The hazard to Michigan make by this invasive beetle is extremely severe and also could maybe be much more devastating 보다 the emerald ash borer. This is due to the fact that one of preferred hosts that the eastern longhorned beetle is sugar maple – which happens to be a an extremely common tree varieties across Michigan. Therefore, this is one insect the is certainly NOT welcome in Michigan.

What you have the right to do to help

But you execute not have to be a trained entomologist to assist Michigan stop being infested with the asian longhorned beetle. Michigan citizens are encouraged to report any kind of suspicious sightings of large beetles that they think look like the oriental longhorned beetle. In various other words, “if in doubt, offer a shout!”

Two great places to call for aid are your local Michigan State University extension or preservation District workplaces in Michigan. Both regional offices have resources to help identify any kind of suspected beetle and also can send the sample to other agencies in Michigan with trained entomologists, if needed.

Another way Michigan occupants can help is by becoming a volunteer through the Michigan eye on the Forest and Sentinel Tree Network project. Sentinel Tree volunteers frequently monitor the wellness of trees on their property and also report the data earlier to Michigan State college via the MISIN eyes on the forest website.

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This short article was published by Michigan State college Extension. For an ext information, visit To have actually a digest that information yielded straight to your email inbox, visit To call an professional in her area, visit, or call 888-starrkingschool.netE4MI (888-678-3464).