Young larvae feed on one surface of the leaf. Small fall armyworm larvae are usually light green to brown, with a dark head capsule. The larval life cycle stages cause widespread damage to crops through feeding.įall armyworm eggs are usually laid on the under surface of leaves in clustered masses of 100-200, covered with a ‘felt like’ layer of scales (Figure 1). The fall armyworm life cycle has an egg stage, 5 to 6 caterpillar (larval) stages, a pupal stage and an adult moth stage. Other Spodoptera species already found in Australia include the lawn armyworm and the dayfeeding armyworm. If you need assistance with larval identification please send clear photos (head and tail ends) to the email address: Descriptionįall armyworm is the name commonly attributed to the larval stage of the moth Spodoptera frugiperda. The webinar was recorded and can be viewed as an entire playlist or separate videos (link directs to Notifiable statusįall armyworm ( Spodoptera frugiperda) is no longer a notifiable plant pest in NSW.

WebinarĪ webinar was held in 2020 to discuss the current situation in NSW, biology and damage caused, identification, surveillance activities, how to report, and chemical control options. NSW DPI have collated a list of Top Tips for the management of fall armyworm here.ĭownload the fall army worm identification guide (PDF, 2534.79 KB).

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