Some flea beetle feeding is OK

Flea beetles damage canola by feeding on stems, cotyledons and young true leaves. Please read updated articles on flea beetles, including: Canola Encyclopedia chapter on flea beetles – which describes the insect and provides management tips.How to assess leaf area loss from flea beetlesHow to make the flea beetle spray decision

While only a small percentage of canola fields tend to require flea beetle management in addition to seed treatment, all fields should be monitored to assess the potential threat. Begin monitoring right after emergence and through until at least the four-leaf stage. Seed treatment can be effective through most of this period, but slow starting…

While only a small percentage of canola fields tend to require flea beetle management in addition to seed treatment, all fields should be monitored to assess the potential threat. Begin monitoring right after emergence and through until at least the four-leaf stage. Seed treatment can be effective through most of this period, but slow starting…

A few flea beetles in a field are not worth the time and investment to spray. They will not cause economic losses. Only when defoliation reaches 25% across the field and feeding pressure continues does it make sense to spray for flea beetles. Seeing a few flea beetles is not a call to action, but…