Updates from the Armyworm Network

Latest Armyworm Forecast (April 2021)


Fall Armyworm(FAW) (Spodoptera frugiperda): FAW was reported attacking maize in Kenya, Tanzania; a similar situation is likely elsewhere where maize and other similar crops are in season.

African Armyworm (AAW) (Spodoptera exempta): AAW outbreaks were not reported during this month.

Current situation

Fall armyworm (FAW)

FAW outbreaks were reported in Kenya where the pest was reported attacking maize and control operations were carried out by the affected farmers with assistance from MoA. No update was received elsewhere, although it is likely that FAW continued with its presence neighbouring countries and others where maize and other grain crops are in season (BHA/TPQ, IRLCO-CSA, FAO-FAW).

African Armyworm (AAW)

AAW outbreaks were not reported during this month (BHA/TPQ, IRLCO-CSA).

Forecasts (for the next 6 weeks)

Fall armyworm (FAW)

FAW is likely to continue affecting rain-fed and/or irrigated maize and other cereal crops across sub-Saharan Africa, Asia, the Pacific Regions and elsewhere during the forecast period. Active monitoring, surveillance, reporting and timely actions remain critical to abate any major crop damage (BHA/TPQ).

African Armyworm (AAW)

AAW presence may be detected in Kenya and northern Tanzania during the forecast period, but no major threat is posed at this time (BHA/TPQ, IRLCO-CSA).


This forecast is published by Lancaster University’s Armyworm Network: It is an extract from the Emergency Transboundary Outbreak Pest (ETOP) situation report compiled by USAID/OFDA/PSPM. They monitor ETOPs regularly in close collaboration with their network of national PPDs/DPVs, regional and international pest monitoring and/or control entities, including FAO, CLCPRO, CRC, DLCO-EA, and IRLCO-CSA, as well as Agency partners, and NGOs and provides timely analytical bulletins and reports to stakeholders across the globe. For dated, archived ETOP SITREPs, please, go to:

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