The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. The cookie is used to store the user consent for the cookies in the category "Performance". This cookie is set by GDPR Cookie Consent plugin. The cookie is used to store the user consent for the cookies in the category "Other. Larvae developing from these eggs then feed on wheat from May into the summer. Moths emerge in the spring months and lay eggs on wheat or barley. The cookies is used to store the user consent for the cookies in the category "Necessary". Armyworms are moth caterpillars that vary in color (gray or green) with a distinct yellow, white, and brown stripe along the body. The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". The cookie is used to store the user consent for the cookies in the category "Analytics". These cookies ensure basic functionalities and security features of the website, anonymously. Necessary cookies are absolutely essential for the website to function properly. Over 15,000 pieces of content, which include pest management decision guides (PMDG), factsheets for farmers (PFFF), species pages, photosheets, manuals, and video factsheets in over 100 languages. The Plantwise Knowledge Bank is a free online resource that gathers plant health information from across the world. Simply search for a pest or crop and then filter the results by country. View the life cycle of the African armyworm About the Plantwise Knowledge Bankįind management, prevention and control advice for African armyworm and other crop pests and diseases in your region on the Plantwise Knowledge Bank. If the soil is dry and too hard then the caterpillar will not be able to burrow and will die.Īpproximately 7 – 12 days after forming a cocoon, the adult moth emerges from the soil to restart the cycle. They then form a loose silk oval shape cocoon 10-14 mm in length. The caterpillar burrows 2-3 cm into the soil. After 7 – 12 days the Spodoptera exempta moth emergesĪfter approximately 10-14 days the fully-grown caterpillar will seek soft damp soil, at the base of plants or sandy banks in which to burrow and pupate. Caterpillars burrow into the soil and form a cocoon.
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