Unlike bertha armyworm, which is discussed here, diamondback moths are quite small and are carried on winds that come up from the south. This makes monitoring and scouting for the pest somewhat more difficult than others, as pests that overwinter have a more easily anticipated emergence timeline. Beyond monitoring, there are some very telling ways… Read More

By now you’re fully aware of the importance of monitoring insect pests in your canola. So, you’ve collected and assembled your sweep-net, now what? The standard technique for sweeping is one 180 degree sweep for every quick step through the canola field (accompanied by the odd fall, of course). Sounds simple (and perhaps slightly embarrassing), but… Read More

Have you been keeping an eye on the bertha armyworm monitoring trap numbers in your area? As we crawl closer to mid-July, it’s important to be aware of regional risks, and have a good understanding of proper scouting techniques and spray timing. “You’re going to have your best success spraying at night,” says John Gavloski, provincial entomologist with… Read More

Alberta Agriculture wants your worms — cutworms, that is. In an effort to map out changing populations of various cutworms and to pinpoint cutworm feeding in new areas or at non-traditional times of the year, the Canola Council of Canada in concert with various provincial pest monitoring agencies and research scientists are asking for cutworm… Read More

There are few things more frustrating than not being able to pin down what’s eating your canola. Knowing which pests feed when and their tell-tale damage cues is the first step in narrowing down the perpetrator list. Cutworms, a general category that includes several pest species, feed in the early season (late May to June)… Read More

 

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