INTERNATIONAL HERBICIDE-RESISTANT WEED DATABASE
select
select
Herbicide Resistant Square-stalked Willowherb Globally
(Epilobium tetragonum)
Herbicide Resistant Square-stalked Willowherb Globally
(Epilobium tetragonum)
Drag a column header and drop it here to group by that column
Herbicide Resistant Square-stalked Willowherb Globally
(Epilobium tetragonum)
#CountryFirstYearSituationActive IngredientsSite of Action
1 FranceFrance 1981 Cropland atrazine 17 PSII inhibitors - Serine 264 Binders HRAC Group 5 (Legacy C1 C2)
 		84Epilobium tetragonumSquare-stalked Willowherb463
2 GermanyGermany 1988 Corn (maize) atrazine 18 PSII inhibitors - Serine 264 Binders HRAC Group 5 (Legacy C1 C2)
 		84Epilobium tetragonumSquare-stalked Willowherb447
HRAC Global Heap, I.  The International Herbicide-Resistant Weed Database.  Online.  Sunday, October 4, 2026.  Available at  www.weedscience.org

Copyright © 1993- 2026 WeedScience.org. All rights reserved.

Normal scientific reference, citation, and limited use of individual records are permitted. Automated or systematic data extraction, bulk copying, database replication or synchronization, AI or machine-learning use, predictive-model development, redistribution, and commercial reuse are not permitted without prior written permission from WeedScience.org.

See our Data Use and AI Policy.