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Japanese Beetle News

Current information for homeowners and agricultural producers
Media Kit

News release - Japanese Beetle Myth information

Invasion of the Japanese Beetles – it sounds like a horror movie title, but is reality for most people living in central Illinois. Japanese beetle adults are present in high numbers and devouring leaves for about 6 weeks from mid-June into August. After mating and feeding females lay eggs in moist, actively growing lawns. Eggs hatch into large "C" shaped grubs that feed on plant roots. In...

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PSA for homeowners on Japanese Beetles

Japanese beetles are back! According to Rhonda Ferree, University of Illinois Extension educator in horticulture, these ½ to ¾ inch copper colored beetles feed on a variety of plants. Roses, grapes, and linden are often hit the hardest. The adult beetles are very hard to control because they move from plant to plant every three days. For more information on identification and control of these b...

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News Release on Japanese Beetle Invasion

The invasion of the Japanese beetle has arrived in west central Illinois. According to Rhonda Ferree, extension educator in horticulture, her office has received a flurry of calls, emails, and Facebook posts about this insect pest. If these beetles aren't causing plant havoc in your area, just wait. Japanese beetle adults have a 1/2 to 3/4 inch long body with copper colored wing covers...

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Television Interviews with Matt Montgomery

Tips for Managing Japanese Beetles  on WEEK's Good Company Japanese-Beetles,,,To Spray Or Not To Spray  on WEEK's Good Company...

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Bird Toxicity to chemical treatments

I've had a couple questions about how the chemicals used to control Japanese beetles affect birds in your yard. Obviously, the most safe control options are nonchemical. However, if you choose to use chemicals, here is some more information. I checked the labels for each of the products that I have listed on the one page factsheet for homeowners. The only product that is nontoxic to birds is pe...

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Japanese beetle injury on linden
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Picture Gallery

Gallery containing pictures of Japanese beetles, look-alikes, and the damage that Japanese beetles cause. Japanese beetle gallery...

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Japanese Beetle NEWS website now available

Japanese Beetle News website now available The current Japanese beetle invasion raises questions for many people. How long will they be here? Will my plants die? What can I do to stop it? To help answer these questions and more, University of Illinois Extension Educators Rhonda Ferree and Matt Montgomery developed a new website. The website is set up as a blog s...

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News Release - Soybean Defoliators

This article was originally published on July 20, 2009 and expired on July 27, 2009. It is provided here for archival purposes and may contain dated information. Soybeans are one tough crop when it comes to pests. Soybean cyst nematode, soybean rust (which has yet to enter our state at a troubling time), soybean aphids (which can be problematic from time to time), and a few minor dise...

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News Release - Combatting Japanese Beetle with Less Pesticide

Pest management continues to be an important issue in the garden and field, and pesticides tend to be the popular remedy for such problems. Summer infestations of the Japanese beetle highlight the pest management dilemma faced by area residents. How can residents improve Japanese beetle management while decreasing overall pesticide use? U of I Extension initiated a comprehensive program in 2011...

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News Release-What Can Mother Nature Do to Japanese Beetles?

This article was originally published on January 23, 2012 and expired on January 30, 2012. It is provided here for archival purposes and may contain dated information. Our mid-January cold snap has made the winter of 2011-2012 seem a little more "real." In other words, January finally felt like January. However, it was only a few weeks ago that temperatures crept upward enough for anh...

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News Release - False Japanese Beetle Reminder

Local Master Gardeners and some area Extension educators noticed the first few Japanese beetles in our area, but they have also noticed a Japanese beetle look-a-like. The insect is known as the False Japanese Beetle and has been observed in area fields and yards. About one-half inch long and brown in color, False Japanese Beetles are a very common pest of roses in Mason and Tazewell Counties. T...

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PSA for Ag Producers on Japanese Beetles

Japanese Beetles have been of recent interest for many, and as such, they deserve a moment in the " spotlight." Japanese beetles go through a yearlong lifecycle. Adults tend to emerge in our area around the middle or latter part of June. Those adult beetles (noted for their metallic green head, metallic brown wing covers, and white abdomen lining "tufts" of hair) mate, lay an egg or two...

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