Category Archives: Predatory mites

4 Ways You’re Accidentally Killing Your Predatory Mites!

Recently, I had an interaction with a grower where their long-standing biocontrol program for thrips suddenly seemed to be failing. After a (too long) investigation by Graeme Murphy and myself, we came to a horrible realization: their predatory mite were … Continue reading

Posted in biological control, Climate, compatibility with pesticides, Predatory mites, Thrips | Tagged , , , | 9 Comments

Ramping up thrips biocontrol BEFORE they get out of control!

Now that the warm weather is finally upon us, it’s time to start worrying about thrips control. What we’ve learned over the years is that pesticides just don’t cut it – the only reliable chemical for western flower thrips in Ontario is … Continue reading

Posted in biological control, biopesticides, chrysanthemums, Microbial products, Natural enemy interactions, Nematodes, Predatory mites, Preventative treatments, Thrips | Tagged , , , , , , , , , , , | 1 Comment

Snack attack: how to help prevent your thrips bios from eating one another

Effective biocontrol programs for western flower thrips often use multiple natural enemies.  These include predatory mites like N. cucumeris or A. swirskii, but also  generalist predators like Atheta and Orius, which can feed on mite eggs and nymphs. So, how can you make sure your generalist … Continue reading

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When “harassment” is a good thing in your greenhouse

Well, now that I’ve gotten your attention, let’s be clear that I’m talking about bugs, here, people.  Specifically, Western flower thrips and predatory mites such as N. cucumeris and A. swirskii. We all know that predatory mites only kill and … Continue reading

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