International Survey of Herbicide-Resistant Weeds

Countries Weeds Herbicides Mutations Graphs References Researchers
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Herbicide Resistant Prickly Lettuce Globally
(Lactuca serriola)
Herbicide Resistant Prickly Lettuce Globally
(Lactuca serriola)
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Herbicide Resistant Prickly Lettuce Globally
(Lactuca serriola)
#CountryFirstYearSituationActive IngredientsSite of Action
1 Australia (South Australia) AustraliaSouth Australia1994 Canola, Roadsides, Spring Barley, and Wheat chlorsulfuron, flumetsulam, metosulam, metsulfuron-methyl, and triasulfuron 1 ALS inhibitors (B/2)
102Lactuca serriolaPrickly Lettuce26
2 Australia (Victoria) AustraliaVictoria2009 Spring Barley, and Wheat chlorsulfuron, and metsulfuron-methyl 1 ALS inhibitors (B/2)
102Lactuca serriolaPrickly Lettuce5516
3 Australia (Victoria) AustraliaVictoria2015 Fallow glyphosate 1 EPSP synthase inhibitors (G/9)
102Lactuca serriolaPrickly Lettuce11022
4 United States (Idaho) United StatesIdaho1987 Canola, Cereals, Chickpea, Lentils, Peas, and Wheat chlorsulfuron, imazethapyr, metsulfuron-methyl, thifensulfuron-methyl, triasulfuron, and tribenuron-methyl 45 ALS inhibitors (B/2)
102Lactuca serriolaPrickly Lettuce230
5 United States (Washington) United StatesWashington1993 Cereals, and Wheat chlorsulfuron 45 ALS inhibitors (B/2)
102Lactuca serriolaPrickly Lettuce518
6 United States (Oregon) United StatesOregon1993 Wheat chlorsulfuron, metsulfuron-methyl, and triasulfuron 45 ALS inhibitors (B/2)
102Lactuca serriolaPrickly Lettuce1174
7 United States (Washington) United StatesWashington2007 Cereals 2,4-D, dicamba, and MCPA 45 Synthetic Auxins (O/4)
102Lactuca serriolaPrickly Lettuce5328
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Cite this site as: Heap, I.  The International Survey of Herbicide Resistant Weeds.  Online.  Internet.  Wednesday, November 22, 2017 .  Available  www.weedscience.org
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