INTERNATIONAL HERBICIDE-RESISTANT WEED DATABASE
select
select
Herbicide Resistant Plumeless Thistle Globally
(Carduus acanthoides)
Herbicide Resistant Plumeless Thistle Globally
(Carduus acanthoides)
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Herbicide Resistant Plumeless Thistle Globally
(Carduus acanthoides)
#CountryFirstYearSituationActive IngredientsSite of Action
1 ArgentinaArgentina 2019 Corn (maize), and Soybean 2,4-D, and glyphosate 48 Multiple Resistance: 2 Sites of Action
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
Auxin Mimics HRAC Group 4 (Legacy O)
 		348Carduus acanthoidesPlumeless Thistle18173
HRAC Global Heap, I.  The International Herbicide-Resistant Weed Database.  Online.  Sunday, October 4, 2026.  Available at  www.weedscience.org

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