NEW LINK for the Great Lakes and Maritimes Pest Monitoring Network!

The Great Lakes and Maritimes Pest Monitoring Network (GLMPMN) website has been upgraded and has a new permanent link: https://experience.arcgis.com/experience/7164d23d488246d198dcf7a07d8c9021 Please bookmark this new link and use it going forward to enter any trap sites and trap data. The same link should work well for both desktop browsers and mobile devices. Everything is still the […]

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Black Cutworm Alert – Corn and Soybeans At Risk

Reports are coming in that black cutworm larvae are cutting corn and even soybeans. We don’t often see cutting in soybeans but two fields in Niagara region were reported today with significant stand loss and a variety of sizes of larvae (Figures 1 & 2). Fields not treated with an insecticide seed treatment or planted […]

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Lots of Insect Activity Still Out There

It’s been quite a week and it’s only Tuesday.  Many of you are calling about one of these pest issues so hopefully I can help answer all of your questions here. Grass Sawfly in Wheat:  Once you start to see sawfly feeding (see previous blog for pics and details) the feeding damage is nearly done.  […]

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Black Cutworm and Armyworm – Get Out and Scout!

Lots of reports are coming in of black cutworm and armyworm damage in Ontario. Black cutworm has been found feeding in numerous corn fields and even an alfalfa field.  Locations that I know of so far include fields near: Parkhill, Watford, Embro (alfalfa field), Renfrew County, and parts of West Elgin. True armyworm has also […]

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Cutworms Continue to Mine and Cut

Calls continue to come in of feeding damage found even in corn larger than 5 leaf stage.  Some of the larger plants (6-7 leaf) are being mined into at the base of the plants and smaller plants are being cut off.   In most of the cases, the culprit is black cutworm.  Though it is odd […]

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Expect Early Activity

What a spring so far.  Things are happening fast.  Given the warm start to the season, we should expect an early start for many of our early season insect pests too.  Consider scouting at least 2 weeks earlier than norm.  Alfalfa weevils should be active shortly if they are not already (anyone find any yet?).  […]

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Cutworm Cutting

Thanks for the Heads-up Bob Buis!  Bob reports that he has seen a field with 5% of the plants cut by cutworm in the Lighthouse Cove (Tilbury) area. Cutting indicates that the cutworm larvae are bigger and more mature and may be difficult to control.  Now that corn fields are emerging, they need to be scouted every […]

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