International Survey of Herbicide-Resistant Weeds

Countries Weeds Herbicides Mutations Graphs References Researchers
select
select
Herbicide Resistant Tall Waterhemp Globally
(Amaranthus tuberculatus (=A. rudis))
Herbicide Resistant Tall Waterhemp Globally
(Amaranthus tuberculatus (=A. rudis))
Drag a column header and drop it here to group by that column
Herbicide Resistant Tall Waterhemp Globally
(Amaranthus tuberculatus (=A. rudis))
#CountryFirstYearSituationActive IngredientsSite of Action
1 Canada (Ontario) CanadaOntario2002 Soybean atrazine, and imazethapyr 7 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
Photosystem II inhibitors (C1/5)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5212
2 Canada (Ontario) CanadaOntario2002 Soybean imazethapyr 7 ALS inhibitors (B/2)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5213
3 Canada (Ontario) CanadaOntario2014 Soybean glyphosate, and imazethapyr 7 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
EPSP synthase inhibitors (G/9)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp9940
4 United States (Iowa) United StatesIowa1993 Corn (maize), and Soybean imazethapyr 45 ALS inhibitors (B/2)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp239
5 United States (Illinois) United StatesIllinois1993 Corn (maize), and Soybean chlorimuron-ethyl, imazethapyr, and thifensulfuron-methyl 45 ALS inhibitors (B/2)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5183
6 United States (Missouri) United StatesMissouri1994 Corn (maize) atrazine 45 Photosystem II inhibitors (C1/5)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp1066
7 United States (Missouri) United StatesMissouri1994 Corn (maize), Cotton, and Soybean chlorimuron-ethyl, flumetsulam, halosulfuron-methyl, imazamox, imazaquin, imazethapyr, nicosulfuron, primisulfuron-methyl, prosulfuron, and thifensulfuron-methyl 45 ALS inhibitors (B/2)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp1083
8 United States (Minnesota) United StatesMinnesota1994 Soybean imazethapyr, and thifensulfuron-methyl 45 ALS inhibitors (B/2)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp7802
9 United States (Kansas) United StatesKansas1995 Alfalfa, Corn (maize), Sorghum, and Soybean imazethapyr, and thifensulfuron-methyl 45 ALS inhibitors (B/2)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp333
10 United States (Kansas) United StatesKansas1995 Corn (maize), and Sorghum atrazine 45 Photosystem II inhibitors (C1/5)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp1038
11 United States (Nebraska) United StatesNebraska1996 Corn (maize) atrazine 45 Photosystem II inhibitors (C1/5)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp525
12 United States (Iowa) United StatesIowa1996 Corn (maize) atrazine 45 Photosystem II inhibitors (C1/5)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp1061
13 United States (Ohio) United StatesOhio1996 Soybean chlorimuron-ethyl, imazethapyr, and thifensulfuron-methyl 45 ALS inhibitors (B/2)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp1087
14 United States (Illinois) United StatesIllinois1996 Corn (maize), Cropland, and Soybean atrazine, flumetsulam, imazethapyr, and thifensulfuron-methyl 45 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
Photosystem II inhibitors (C1/5)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp1127
15 United States (Wisconsin) United StatesWisconsin1999 Soybean imazethapyr 45 ALS inhibitors (B/2)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5090
16 United States (Michigan) United StatesMichigan2000 Soybean chlorimuron-ethyl, imazethapyr, and thifensulfuron-methyl 45 ALS inhibitors (B/2)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5179
17 United States (Kansas) United StatesKansas2001 Soybean acifluorfen-sodium, chlorimuron-ethyl, fomesafen, imazethapyr, lactofen, and thifensulfuron-methyl 45 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
PPO inhibitors (E/14)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5112
18 United States (Illinois) United StatesIllinois2001 Corn (maize) atrazine, and cyanazine 45 Photosystem II inhibitors (C1/5)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5182
19 United States (Oklahoma) United StatesOklahoma2002 Corn (maize), and Soybean chlorimuron-ethyl, imazaquin, imazethapyr, nicosulfuron, and primisulfuron-methyl 45 ALS inhibitors (B/2)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5156
20 United States (Illinois) United StatesIllinois2002 Corn (maize), Cropland, and Soybean acifluorfen-sodium, atrazine, fomesafen, imazamox, lactofen, and thifensulfuron-methyl 45 Multiple Resistance: 3 Sites of Action
ALS inhibitors (B/2)
Photosystem II inhibitors (C1/5)
PPO inhibitors (E/14)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5171
21 United States (Missouri) United StatesMissouri2005 Corn (maize), and Soybean acifluorfen-sodium, cloransulam-methyl, fomesafen, glyphosate, imazamox, imazethapyr, and lactofen 45 Multiple Resistance: 3 Sites of Action
ALS inhibitors (B/2)
PPO inhibitors (E/14)
EPSP synthase inhibitors (G/9)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5269
22 United States (Indiana) United StatesIndiana2005 Soybean chlorimuron-ethyl, cloransulam-methyl, imazaquin, and imazethapyr 45 ALS inhibitors (B/2)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5521
23 United States (Kansas) United StatesKansas2006 Soybean glyphosate 45 EPSP synthase inhibitors (G/9)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5307
24 United States (Illinois) United StatesIllinois2006 Corn (maize), and Soybean chlorimuron-ethyl, glyphosate, and imazethapyr 45 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
EPSP synthase inhibitors (G/9)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5311
25 United States (Texas) United StatesTexas2006 Corn (maize), Cotton, and Sorghum glyphosate 45 EPSP synthase inhibitors (G/9)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp7776
26 United States (Tennessee) United StatesTennessee2007 Soybean cloransulam-methyl 45 ALS inhibitors (B/2)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5314
27 United States (Minnesota) United StatesMinnesota2007 Soybean glyphosate 45 EPSP synthase inhibitors (G/9)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5334
28 United States (Minnesota) United StatesMinnesota2007 Soybean glyphosate, imazapyr, and thifensulfuron-methyl 45 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
EPSP synthase inhibitors (G/9)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp7803
29 United States (Ohio) United StatesOhio2008 Cropland glyphosate 45 EPSP synthase inhibitors (G/9)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5697
30 United States (Iowa) United StatesIowa2009 Soybean lactofen 45 PPO inhibitors (E/14)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5460
31 United States (Iowa) United StatesIowa2009 Corn (maize), and Soybean glyphosate 45 EPSP synthase inhibitors (G/9)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5461
32 United States (Iowa) United StatesIowa2009 Seed corn atrazine, mesotrione, rimsulfuron, tembotrione, thifensulfuron-methyl, and topramezone 45 Multiple Resistance: 3 Sites of Action
ALS inhibitors (B/2)
Photosystem II inhibitors (C1/5)
HPPD inhibitors (F2/27)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5490
33 United States (Illinois) United StatesIllinois2009 Seed corn atrazine, chlorimuron-ethyl, imazethapyr, mesotrione, tembotrione, and topramezone 45 Multiple Resistance: 3 Sites of Action
ALS inhibitors (B/2)
Photosystem II inhibitors (C1/5)
HPPD inhibitors (F2/27)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5491
34 United States (Indiana) United StatesIndiana2009 Soybean glyphosate 45 EPSP synthase inhibitors (G/9)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5518
35 United States (Nebraska) United StatesNebraska2009 Pastures 2,4-D 45 Synthetic Auxins (O/4)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5574
36 United States (Missouri) United StatesMissouri2009 Corn (maize), Cotton, and Soybean chlorimuron-ethyl, cloransulam-methyl, and glyphosate 45 Multiple Resistance: 2 Sites of Action
ALS inhibitors (B/2)
EPSP synthase inhibitors (G/9)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp7807
37 United States (Illinois) United StatesIllinois2009 Corn (maize), and Soybean atrazine, chlorimuron-ethyl, glyphosate, imazethapyr, and lactofen 45 Multiple Resistance: 4 Sites of Action
ALS inhibitors (B/2)
Photosystem II inhibitors (C1/5)
PPO inhibitors (E/14)
EPSP synthase inhibitors (G/9)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp7864
38 United States (Mississippi) United StatesMississippi2010 Soybean glyphosate 45 EPSP synthase inhibitors (G/9)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5485
39 United States (North Dakota) United StatesNorth Dakota2010 Corn (maize), Soybean, and Sugar beets glyphosate 45 EPSP synthase inhibitors (G/9)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5575
40 United States (South Dakota) United StatesSouth Dakota2010 Corn (maize), and Soybean glyphosate 45 EPSP synthase inhibitors (G/9)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5633
41 United States (Kentucky) United StatesKentucky2010 Soybean glyphosate 45 EPSP synthase inhibitors (G/9)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp7881
42 United States (Iowa) United StatesIowa2011 Corn (maize), and Soybean atrazine, chlorimuron-ethyl, glyphosate, imazamethabenz-methyl, isoxaflutole, mesotrione, and thifensulfuron-methyl 45 Multiple Resistance: 4 Sites of Action
ALS inhibitors (B/2)
Photosystem II inhibitors (C1/5)
HPPD inhibitors (F2/27)
EPSP synthase inhibitors (G/9)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5576
43 United States (Nebraska) United StatesNebraska2011 Corn (maize) mesotrione, tembotrione, and topramezone 45 HPPD inhibitors (F2/27)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5582
44 United States (Oklahoma) United StatesOklahoma2011 Soybean glyphosate 45 EPSP synthase inhibitors (G/9)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5593
45 United States (Tennessee) United StatesTennessee2011 Cotton, and Soybean glyphosate 45 EPSP synthase inhibitors (G/9)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5595
46 United States (Nebraska) United StatesNebraska2012 Soybean glyphosate 45 EPSP synthase inhibitors (G/9)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp5737
47 United States (Wisconsin) United StatesWisconsin2013 Corn (maize), and Soybean glyphosate 45 EPSP synthase inhibitors (G/9)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp10958
48 United States (Indiana) United StatesIndiana2014 Soybean fomesafen 45 PPO inhibitors (E/14)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp8919
49 United States (Minnesota) United StatesMinnesota2014 Soybean fomesafen 45 PPO inhibitors (E/14)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp11004
50 United States (Arkansas) United StatesArkansas2015 Cotton, and Soybean glyphosate 45 EPSP synthase inhibitors (G/9)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp10980
51 United States (Louisiana) United StatesLouisiana2015 Cotton, and Soybean glyphosate 45 EPSP synthase inhibitors (G/9)
219Amaranthus tuberculatus (=A. rudis)Tall Waterhemp11005
PERMISSION MUST BE OBTAINED FIRST if you intend to base a significant portion of a scientific paper on data derived from this site.
Cite this site as: Heap, I.  The International Survey of Herbicide Resistant Weeds.  Online.  Internet.  Monday, June 27, 2016 .  Available  www.weedscience.org
Copyright © 1993- 2016 WeedScience.org All rights reserved. Fair use of this material is encouraged. Proper citation is requested.