Clavibacter nebraskensis(CORBNE)
Distribution details in South Africa
Current pest situation evaluated by EPPO on the basis of information dated
2026: Present, restricted distribution
First recorded in: 2024
Pest status declared by NPPO: Present (2026-04)
From CABI Disease map 549 (2025): Present, restricted distribution
First recorded in: 2024
Pest status declared by NPPO: Present (2026-04)
From CABI Disease map 549 (2025): Present, restricted distribution
EPPO Reporting Service (2025/046) : detected in 4 provinces on maize.
EPPO Reporting Service (2026/099) : detected in 4 additional provinces.
EPPO Reporting Service (2026/099) : detected in 4 additional provinces.
* Coertze S, Coetzee B, Basson E, de Villiers D, Makhura T, Mostert D, Slippers B, Rose L, Visagie CM, Read D (2025) First report of Clavibacter nebraskensis, causing Goss’s bacterial leaf blight on maize (Zea mays L.) in South Africa. Plant Disease (early view) https://doi.org/10.1094/PDIS-01-25-0164-PDN
------- samples first collected in 2024.
* Department of Agriculture of South Africa. Press release (2025-04-08) Pest alert: Change in status of Goss’s Wilt (Clavibacter michiganensis subsp. Nebraskensis) of maize in South Africa. https://www.nda.gov.za/images/Newsroom/Media%20Releases/2026/media-statement-pest-alert-change-in-status-of-gosss-wilt-clavibacter-michiganensis-subsp_-nebrasken_p77984.pdf
* IPPC website. Official Pest Reports- South Africa (2025-01-14): Notification on the detection of Clavibacter michiganensis subsp. nebraskensis, Goss’ Wilt on maize, in the Republic of South Africa https://www.ippc.int/fr/countries/south-africa/pestreports/2025/01/notification-on-the-detection-of-clavibacter-michiganensis-subsp-nebraskensis-goss-wilt-on-maize-in-the-republic-of-south-africa/
* IPPC website. Official Pest Reports- South Africa (2026-04-08) Notification of the change in status of Clavibacter michiganensis subsp. nebraskensis, Goss’ Wilt on maize, in the Republic of South Africa. https://www.ippc.int/fr/countries/south-africa/pestreports/2026/04/notification-of-the-change-in-status-of-clavibacter-michiganensis-subsp-nebraskensis-goss-wilt-on-maize-in-the-republic-of-south-africa/
------- samples first collected in 2024.
* Department of Agriculture of South Africa. Press release (2025-04-08) Pest alert: Change in status of Goss’s Wilt (Clavibacter michiganensis subsp. Nebraskensis) of maize in South Africa. https://www.nda.gov.za/images/Newsroom/Media%20Releases/2026/media-statement-pest-alert-change-in-status-of-gosss-wilt-clavibacter-michiganensis-subsp_-nebrasken_p77984.pdf
* IPPC website. Official Pest Reports- South Africa (2025-01-14): Notification on the detection of Clavibacter michiganensis subsp. nebraskensis, Goss’ Wilt on maize, in the Republic of South Africa https://www.ippc.int/fr/countries/south-africa/pestreports/2025/01/notification-on-the-detection-of-clavibacter-michiganensis-subsp-nebraskensis-goss-wilt-on-maize-in-the-republic-of-south-africa/
* IPPC website. Official Pest Reports- South Africa (2026-04-08) Notification of the change in status of Clavibacter michiganensis subsp. nebraskensis, Goss’ Wilt on maize, in the Republic of South Africa. https://www.ippc.int/fr/countries/south-africa/pestreports/2026/04/notification-of-the-change-in-status-of-clavibacter-michiganensis-subsp-nebraskensis-goss-wilt-on-maize-in-the-republic-of-south-africa/