The rough-looking eggs are covered with gray scales and usually hatch within 4 days of deposit. Eggs are typically laid in masses of 100-200 on light-colored surfaces, such as utility poles, tree limbs and fence posts. Iowa State University entomologists say the pest can arrive in the Midwest in multiple migrations, with moths being driven on strong south winds of late spring and summer.Ī generation takes about 30 days to complete its summer life cycle. PM 7/124 (1) Spodoptera littoralis, Spodoptera litura, Spodoptera frugiperda, Spodoptera eridania 2015.Mid-to-late season summer row-crop scouting in no-till and conventional fields usually finds infestations of several species of armyworms, but in some conditions, fall armyworms can become a serious problem, particularly on extremely late-planted corn.Ī native to tropical regions, fall armyworms can only overwinter in south Texas and Florida, but the adults are strong fliers and are capable of long-distance travel into the northern states.Detection of sister-species in invasive populations of the fall armyworm Spodoptera frugiperda (Lepidoptera: Noctuidae) from Uganda. Otim M, Tay WT, Walsh TK, Kanyesigye D, et al.ICAR Research Complex for NEH Region, Umiam-793 103, Meghalaya, India. Fall Armyworm: Diagnosis and Management (An extension pocket book). Firake DM, Behere GT, Babu Subhash, Prakash N.Community-Based Fall Armyworm (Spodoptera frugiperda) Monitoring, Early warning and Management, Training of Trainers Manual, First Edition. Capinera, J 2017, University of Florida, fall armyworm, Spodoptera frugiperda (J.E.CABI Invasive Species Compendium, 2019, Spodoptera frugiperda (fall armyworm).CABI Invasive Species Compendium, 2019, Fall armyworm portal.CSIRO Publishing, Collingwood.ĬABI Plantwise Knowledge Bank, n.d, Paddy armyworm (Mythimna separata) Available from: … Available from: …īailey, P 2007, Pests of Field Crops and Pasture: identification and control.
Queensland Department of Agriculture and Fisheries, 2017, Cluster caterpillar. PM 7/124 (1) Spodoptera littoralis, Spodoptera litura, Spodoptera frugiperda, Spodoptera eridania References for further reading/identification: The correct identification of a pest allows for appropriate management practices to be implemented, and early identification and detection of potential exotic pests, enabling successful containment and eradication programs. Proper identification is important for knowing if the insect in your field is of economic importance. This ID guide will assist you in identifying cluster caterpillar, northern armyworm and fall armyworm. Barnyard Grass Understanding and Management (BYGUM).Silverleaf Whitefly decision support tool.Managing biodiversity in cotton landscapes.
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