July 22, 2020

Quiz – Meet the beneficials

While out scouting for insects feeding on pods, you might also find these insects at work. Each of the insects in the quiz will feed on pest insects of canola, which is why we call them “beneficials”. You might also call them Field Heroes.

1. What pest insect does this little wasp help us control?

2. What pest insect does this little wasp help us control?

3. What pest insect does this beetle help us control? (Beetles are often generalist feeders, so you can choose more than one answer in this case.)

4. What pest insect does this green lacewing larva help us control? (Again, these are generalists, so you can choose more than one pest from the list below.)

5. What pest insect does this thing help us control?

 

 

The Canola Council of Canada’s handy Insect Scouting Guide has thresholds and identification tips for common pests of canola, as well as a side-bar on common beneficial insects.

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