INTERNATIONAL HERBICIDE-RESISTANT WEED DATABASE
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select
Herbicide Resistant Russian-thistle Globally
(Salsola tragus)
Herbicide Resistant Russian-thistle Globally
(Salsola tragus)
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Herbicide Resistant Russian-thistle Globally
(Salsola tragus)
#CountryFirstYearSituationActive IngredientsSite of Action
1 ArgentinaArgentina 2019 Soybean glyphosate 48 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
147Salsola tragusRussian-thistle19218
2 Canada (Saskatchewan) CanadaSaskatchewan1989 Wheat chlorsulfuron 7 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
147Salsola tragusRussian-thistle5067
3 Canada (Alberta) CanadaAlberta2007 Spring Barley, and Wheat thifensulfuron-methyl, and tribenuron-methyl 7 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
147Salsola tragusRussian-thistle7831
4 United States (Washington) United StatesWashington1987 Wheat chlorsulfuron 45 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
147Salsola tragusRussian-thistle231
5 United States (Montana) United StatesMontana1987 Cropland, and Wheat chlorsulfuron 45 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
147Salsola tragusRussian-thistle411
6 United States (Idaho) United StatesIdaho1990 Wheat chlorsulfuron 45 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
147Salsola tragusRussian-thistle512
7 United States (Oregon) United StatesOregon1993 Wheat chlorsulfuron, metsulfuron-methyl, and triasulfuron 45 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
147Salsola tragusRussian-thistle1173
8 United States (California) United StatesCalifornia1994 Roadsides chlorsulfuron, and sulfometuron-methyl 45 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
147Salsola tragusRussian-thistle1036
9 United States (Montana) United StatesMontana2015 Fallow, and Wheat glyphosate 45 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
147Salsola tragusRussian-thistle12032
10 United States (Washington) United StatesWashington2015 Fallow glyphosate 45 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
147Salsola tragusRussian-thistle18160
11 United States (Oregon) United StatesOregon2016 Fallow glyphosate 45 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
147Salsola tragusRussian-thistle13055

HRAC Global Heap, I.  The International Herbicide-Resistant Weed Database.  Online.  Friday, September 25, 2026.  Available at  www.weedscience.org

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