EPPO Global Database

Amaranthus palmeri(AMAPA)

Distribution details in South Africa

Situation
Current pest situation evaluated by EPPO on the basis of information dated 2022: Present, no details
First recorded in: 2018
Comments
EPPO Reporting Service (2021/044) : recorded for the first time in 2018 in a farm in the Douglas district, Northern Cape Province. Also collected from the Kruger National Park in disturbed habitats along the Limpopo river.

EPPO Reporting Service (2022/158) : a population of A. palmeri was found in the Douglas district in South Africa and showed resistance to herbicides with different sites of action.
References
* CropLife (2019) Plan for eradication of the palmer amaranth (Amaranthus palmeri) in the Republic of South Africa. www.croplife.co.za.

* Reinhardt C, Vorster J, Küpper A, Peter F, Simelane A, Friis S, Magson J, Aradhya C (2022) A non native Palmer amaranth (Amaranthus palmeri) population in the Republic of South Africa is resistant to herbicides with different sites of action. Weed Science. https://doi.org/10.1017/wsc.2022.9

* Sukhorukov AP, Kushunina M, Reinhardt CF, Bezuidenhout H, Vorster BJ (2021) First records of Amaranthus palmeri, a new emerging weed in southern Africa with further notes on other poorly known alien amaranths in the continent. BioInvasions Records 10(1): 1–9, https://doi.org/10.3391/bir.2021.10.1.01