Bertha Armyworm Survey Results (forecast)
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Legend

Cumulative Number of Moths/Trap Larval Infestation Risk Level
FromTo
0300Low - Infestations are unlikely to be widespread, but fields should be inspected for signs of insects or damage.
300900Medium - Infestations may not be widespread, but fields that were particularly attractive to egg-laying females could be infested. Check your fields.
9001200High - Canola fields should be sampled regularly for larvae and for evidence of damage.
12001500+Severe - Canola fields should be sampled frequently for larvae and for evidence of damage.