The asian longhorned beetle could be an ext devastating come Michigan’s woodlands than the emerald ash borer.

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oriental longhorned beetle. | photograph courtesy that Kyle Ramirez

Ever reach because that something on a save shelf just to find it to be a “generic” brand instead of a major brand items you were looking for? Sure, we have all excellent it. Law this in the save is practically always harmless, however making the same mistake when comparing the white-spotted pine tree sawyer and the asian longhorned beetle might have devastating consequences for Michigan’s forests.

Mother Nature produces its own set of “look-a-like” species that have the right to fool people who space otherwise unsuspecting. Because that example, 2 insects that have been puzzled for one another are different types of beetles that attack trees. This “look-a-likes” are the aboriginal white-spotted jaw sawyer and the invasive oriental longhorned beetle (see photo comparison).

Spot the Difference

At a glance, the white-spotted pine sawyer and also Asian longhorned beetle do look comparable – an especially because the their large size, dark coloring and also long antennae. But upon nearby inspection, there are differences. The human body of the white-spotted pine sawyer beetle is browner in color, and also the segment of that antennae space uniform in color and also appearance. Also, the white-spotted pine sawyer has actually a distinctive white “dot” or spot between its head and also at the optimal of its wing covers. This beetle only attacks dead or dice trees, consisting of pines, spruces and other conifers, and also poses no real harm to ours Michigan forests. In comparison, the oriental longhorned beetle is a black-bodied beetle, and also the segments of that antennae room black and also white in appearance.


Male and female oriental longhorned beetle contrasted to male and female whitespotted jaw sawyer. Photograph source:

To date, the asian longhorned beetle is not known to be present in Michigan however is top top a “High Priority –Not Welcome Here” watch list by Michigan regulatory agencies because of its capacity to kill hold trees. The risk to Michigan make by this invasive beetle is very severe and could maybe be much more devastating 보다 the emerald ash borer. This is since one of wanted hosts of the asian longhorned beetle is sugar maple – which happens to it is in a an extremely common tree varieties across Michigan. Therefore, this is one insect the is certainly NOT welcome in Michigan.

What you deserve to do to help

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

Two an excellent places to call for assist are your local Michigan State University extension or preservation District workplaces in Michigan. Both neighborhood offices have resources to help identify any type of suspected beetle and can send the sample to other agencies in Michigan through trained entomologists, if needed.

Another way Michigan inhabitants can aid is by ending up being a volunteer v the Michigan eye on the Forest and Sentinel Tree Network project. Sentinel Tree volunteers routinely monitor the health of trees on your property and also report the data back to Michigan State college via the MISIN eye on the woodland website.

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This article was published by Michigan State university Extension. For much more information, visit To have actually a digest of information delivered straight come your email inbox, visit To contact an experienced in her area, visit, or contact 888-piersonforcongress.comE4MI (888-678-3464).