INTERNATIONAL HERBICIDE-RESISTANT WEED DATABASE
Most Recent Cases of Herbicide Resistant Weeds Entered into the Database
(click on a column header to sort or click on a country for details)
#Date Last UpdatedSpeciesCountryFirst YearSite of Action
1 July 26, 2022Amaranthus palmeriSouth AfricaSouth Africa 201837 Multiple Resistance: 2 Sites of Action
Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
14Palmer Amaranth23244
2 July 11, 2022Amaranthus hybridus (syn: quitensis)ArgentinaArgentina 202148 Inhibition of Protoporphyrinogen Oxidase HRAC Group 14 (Legacy E)
12Smooth Pigweed23243
3 July 6, 2022Echinochloa crus-galli var. crus-galliViet NamViet Nam 201774 Multiple Resistance: 2 Sites of Action
Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
Inhibition of Cellulose Synthesis HRAC Group 29 (Legacy L)
79Barnyardgrass23242
4 June 13, 2022Amaranthus palmeriUnited States (North Carolina) United StatesNorth Carolina202245 PSII inhibitors - Serine 264 Binders HRAC Group 5 (Legacy C1 C2)
14Palmer Amaranth23241
5 June 12, 2022Anthriscus caucalisGermanyGermany 201718 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
356Bur Chervil23240
6 April 27, 2022Digitaria sanguinalisArgentinaArgentina 201948 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
77Large Crabgrass23239
7 April 8, 2022Raphanus raphanistrumAustralia (Western Australia) AustraliaWestern Australia20201 Multiple Resistance: 3 Sites of Action
Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
Inhibition of Hydroxyphenyl Pyruvate Dioxygenase HRAC Group 27 (Legacy F2)
Auxin Mimics HRAC Group 4 (Legacy O)
141Wild Radish19219
8 March 18, 2022Sorghum halepenseUnited States (Missouri) United StatesMissouri201945 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
166Johnsongrass23238
9 March 14, 2022Cyperus difformisIndiaIndia 201721 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
71Smallflower Umbrella Sedge23236
10 March 11, 2022Poa annuaUnited States (Tennessee) United StatesTennessee201745 Multiple Resistance: 7 Sites of Action
Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
PSII inhibitors - Serine 264 Binders HRAC Group 5 (Legacy C1 C2)
Inhibition of Protoporphyrinogen Oxidase HRAC Group 14 (Legacy E)
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
Inhibition of Glutamine Synthetase HRAC Group 10 (Legacy H)
Inhibition of Microtubule Assembly 2HRAC Group 3 (Legacy K1)
Inhibition of Cellulose Synthesis HRAC Group 29 (Legacy L)
130Annual Bluegrass23237
11 February 8, 2022Lolium perenne ssp. multiflorumCanada (Ontario) CanadaOntario20217 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
110Italian Ryegrass22236
12 January 27, 2022Amaranthus retroflexusUnited States (North Carolina) United StatesNorth Carolina202045 Multiple Resistance: 2 Sites of Action
Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
Inhibition of Protoporphyrinogen Oxidase HRAC Group 14 (Legacy E)
16Redroot Pigweed22235
13 December 14, 2021Lolium perenne ssp. multiflorumIrelandIreland 202181 Multiple Resistance: 2 Sites of Action
Inhibition of Acetyl CoA Carboxylase HRAC Group 1 (Legacy A)
Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
110Italian Ryegrass21237
14 December 14, 2021Alopecurus myosuroidesIrelandIreland 202181 Multiple Resistance: 2 Sites of Action
Inhibition of Acetyl CoA Carboxylase HRAC Group 1 (Legacy A)
Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
6Blackgrass21236
15 November 23, 2021Tripleurospermum perforatum (=T. inodorum)Czech RepublicCzech Republic 202112 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
116Scentless Chamomile21235
16 October 25, 2021Bromus tectorumCanada (Alberta) CanadaAlberta20217 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
40Downy Brome (Cheatgrass)21234
17 October 8, 2021Zea mays ssp. mexicanaFranceFrance 202017 Inhibition of Acetyl CoA Carboxylase HRAC Group 1 (Legacy A)
354Mexican teosinte21231
18 October 8, 2021Papaver rhoeasFranceFrance 201517 Auxin Mimics HRAC Group 4 (Legacy O)
123Corn Poppy18176
19 October 8, 2021Ambrosia artemisiifoliaFranceFrance 201317 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
18Common Ragweed21230
20 September 27, 2021Aster squamatusMexicoMexico 202129 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
353Saltmarsh Aster21229
21 September 9, 2021Arabidopsis thalianaUnited States (Virginia) United StatesVirginia201545 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
292Mouse-ear Cress21232
22 August 30, 2021Amaranthus retroflexusUkraineUkraine 2020230 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
16Redroot Pigweed20231
23 August 30, 2021Polygonum pensylvanicumUnited States (Arkansas) United StatesArkansas202045 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
135Pennsylvania Smartweed20230
24 August 30, 2021Amaranthus palmeriUnited States (Arkansas) United StatesArkansas202045 Inhibition of Glutamine Synthetase HRAC Group 10 (Legacy H)
14Palmer Amaranth20229
25 August 16, 2021Digitaria insularisParaguayParaguay 202046 Multiple Resistance: 2 Sites of Action
Inhibition of Acetyl CoA Carboxylase HRAC Group 1 (Legacy A)
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
239Sourgrass20223
26 August 11, 2021Alopecurus myosuroidesSwitzerlandSwitzerland 201941 Multiple Resistance: 2 Sites of Action
Inhibition of Acetyl CoA Carboxylase HRAC Group 1 (Legacy A)
Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
6Blackgrass20228
27 August 11, 2021Lolium perenne ssp. multiflorumSwitzerlandSwitzerland 201841 Multiple Resistance: 2 Sites of Action
Inhibition of Acetyl CoA Carboxylase HRAC Group 1 (Legacy A)
Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
110Italian Ryegrass20226
28 August 11, 2021Lolium perenne ssp. multiflorumSwitzerlandSwitzerland 201841 Multiple Resistance: 2 Sites of Action
Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
PSII inhibitors - Serine 264 Binders HRAC Group 5 (Legacy C1 C2)
110Italian Ryegrass20227
29 August 11, 2021Sorghum halepenseSerbiaSerbia 2018245 Multiple Resistance: 2 Sites of Action
Inhibition of Acetyl CoA Carboxylase HRAC Group 1 (Legacy A)
Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
166Johnsongrass20225
30 August 11, 2021Ambrosia artemisiifoliaSerbiaSerbia 2019245 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
18Common Ragweed20224
31 July 11, 2021Leptochloa fusca spp. fasicularisUnited States (California) United StatesCalifornia202045 Inhibition of Microtubule Assembly HRAC Group 13 (Legacy F4)
355Bearded Sprangletop21233
32 May 5, 2021Chloris radiataColombiaColombia 201910 Multiple Resistance: 2 Sites of Action
Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
340Radiate Fingergrass19224
33 May 3, 2021Raphanus raphanistrumAustralia (Western Australia) AustraliaWestern Australia20151 Multiple Resistance: 5 Sites of Action
Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
PSII inhibitors - Serine 264 Binders HRAC Group 5 (Legacy C1 C2)
Phytoene Desaturase inhibitorsHRAC Group 12 (Legacy F1)
Inhibition of Hydroxyphenyl Pyruvate Dioxygenase HRAC Group 27 (Legacy F2)
Auxin Mimics HRAC Group 4 (Legacy O)
141Wild Radish19223
34 April 29, 2021Amaranthus tuberculatus (=A. rudis)United States (North Carolina) United StatesNorth Carolina202045 Multiple Resistance: 5 Sites of Action
Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
PSII inhibitors - Serine 264 Binders HRAC Group 5 (Legacy C1 C2)
Inhibition of Protoporphyrinogen Oxidase HRAC Group 14 (Legacy E)
Inhibition of Hydroxyphenyl Pyruvate Dioxygenase HRAC Group 27 (Legacy F2)
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
219Tall Waterhemp19222
35 March 13, 2021Amaranthus palmeriUnited States (Tennessee) United StatesTennessee202045 Multiple Resistance: 2 Sites of Action
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
Auxin Mimics HRAC Group 4 (Legacy O)
14Palmer Amaranth19221
36 March 10, 2021Salsola tragusArgentinaArgentina 201948 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
147Russian-thistle19218
37 March 9, 2021Oryza sativa var. sylvaticaTurkeyTurkey 202071 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
242Red Rice19217
38 February 26, 2021Arctotheca calendulaAustralia (Western Australia) AustraliaWestern Australia20201 Multiple Resistance: 3 Sites of Action
Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
Phytoene Desaturase inhibitorsHRAC Group 12 (Legacy F1)
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
21Capeweed19216
39 February 23, 2021Rapistrum rugosumAustralia (New South Wales ) AustraliaNew South Wales 20211 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
142Turnipweed19215
40 February 23, 2021Echinochloa crus-galli var. crus-galliAustralia (New South Wales ) AustraliaNew South Wales 20211 Inhibition of Acetyl CoA Carboxylase HRAC Group 1 (Legacy A)
79Barnyardgrass19214
41 February 4, 2021Euphorbia heterophyllaBrazilBrazil 20195 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
87Wild Poinsettia19213
42 February 4, 2021Digitaria insularisBrazilBrazil 20205 Multiple Resistance: 2 Sites of Action
Inhibition of Acetyl CoA Carboxylase HRAC Group 1 (Legacy A)
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
239Sourgrass19212
43 February 1, 2021Echinochloa crus-galli var. crus-galliBrazilBrazil 20205 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
79Barnyardgrass19211
44 January 25, 2021Bromus sterilisCzech RepublicCzech Republic 201712 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
289Poverty Brome18211
45 December 16, 2020Bromus rubensSpainSpain 201838 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
324Red Brome18210
46 November 26, 2020Bromus madritensisSpainSpain 201838 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
352Compact Brome18209
47 November 13, 2020Eleusine indicaItalyItaly 201924 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
81Goosegrass18208
48 October 20, 2020Amaranthus tuberculatus (=A. rudis)IsraelIsrael 201923 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
219Tall Waterhemp18207
49 October 7, 2020Amaranthus palmeriUnited States (Connecticut) United StatesConnecticut201945 Multiple Resistance: 2 Sites of Action
Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
14Palmer Amaranth18206
50 October 7, 2020Xanthium strumariumKazakhstanKazakhstan 2015157 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
174Common cocklebur18205
51 October 1, 2020Apera spica-ventiBelgiumBelgium 20193 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
20Silky Windgrass18199
52 September 23, 2020Amaranthus palmeriSpainSpain 201638 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
14Palmer Amaranth18204
53 September 21, 2020Poa annuaNew ZealandNew Zealand 202030 Inhibition of Acetyl CoA Carboxylase HRAC Group 1 (Legacy A)
130Annual Bluegrass18203
54 September 21, 2020Lolium perenne ssp. multiflorumNew ZealandNew Zealand 201430 Inhibition of Acetyl CoA Carboxylase HRAC Group 1 (Legacy A)
110Italian Ryegrass18202
55 September 21, 2020Lolium perenneNew ZealandNew Zealand 201430 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
111Perennial Ryegrass18201
56 September 10, 2020Avena fatuaIrelandIreland 201981 Inhibition of Acetyl CoA Carboxylase HRAC Group 1 (Legacy A)
28Wild Oat18200
57 July 3, 2020Conyza canadensisFranceFrance 201917 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
61Horseweed18198
58 June 22, 2020Eleusine indicaMexicoMexico 201629 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
81Goosegrass18194
59 June 22, 2020Chloris barbata = (C. inflate)MexicoMexico 201829 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
53Swollen Fingergrass18197
60 June 22, 2020Parthenium hysterophorusMexicoMexico 201729 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
124Ragweed Parthenium18196
61 June 22, 2020Amaranthus palmeriMexicoMexico 201629 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
14Palmer Amaranth18195
62 June 22, 2020Sorghum halepenseAustralia (Queensland) AustraliaQueensland20191 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
166Johnsongrass18193
63 June 22, 2020Hordeum murinum ssp. leporinumSpainSpain 201838 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
98Hare Barley18192
64 May 20, 2020Eleusine indicaUnited States (Alabama) United StatesAlabama201945 PS I Electron Diversion HRAC Group 22 (Legacy D)
81Goosegrass18191
65 January 22, 2020Poa annuaAustralia (Victoria) AustraliaVictoria20171 Inhibition of Acetyl CoA Carboxylase HRAC Group 1 (Legacy A)
130Annual Bluegrass18190
66 January 22, 2020Poa annuaAustralia (New South Wales ) AustraliaNew South Wales 20171 Inhibition of Acetyl CoA Carboxylase HRAC Group 1 (Legacy A)
130Annual Bluegrass18189
67 January 22, 2020Avena fatuaAustralia (Queensland) AustraliaQueensland20181 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
28Wild Oat18187
68 November 28, 2019Amaranthus hybridus (syn: quitensis)BrazilBrazil 20185 Multiple Resistance: 2 Sites of Action
Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
12Smooth Pigweed18184
69 November 28, 2019Amaranthus palmeriUnited States (North Carolina) United StatesNorth Carolina201645 Inhibition of Hydroxyphenyl Pyruvate Dioxygenase HRAC Group 27 (Legacy F2)
14Palmer Amaranth18188
70 November 28, 2019Secale cerealeUnited States (Colorado) United StatesColorado201845 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
351Feral Rye18182
71 November 28, 2019Echinochloa crus-galli var. crus-galliArgentinaArgentina 201948 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
79Barnyardgrass18183
72 November 22, 2019Avena sterilis ssp. ludovicianaAustralia (New South Wales ) AustraliaNew South Wales 20181 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
30Sterile oat18186
73 November 22, 2019Sonchus asperUnited KingdomUnited Kingdom 201644 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
163Spiny Sowthistle18185
74 November 19, 2019Poa annuaFranceFrance 201517 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
130Annual Bluegrass18180
75 November 19, 2019Poa trivialisFranceFrance 201217 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
350Roughstalk Bluegrass18179
76 November 19, 2019Rumex obtusifoliusFranceFrance 201717 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
349Broad-Leaved Dock18178
77 November 14, 2019Brassica rapa (=B. campestris)ArgentinaArgentina 201548 Auxin Mimics HRAC Group 4 (Legacy O)
36Birdsrape Mustard18175
78 November 4, 2019Eleusine indicaColombiaColombia 201610 Multiple Resistance: 2 Sites of Action
PS I Electron Diversion HRAC Group 22 (Legacy D)
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
81Goosegrass18177
79 October 24, 2019Capsella bursa-pastorisNorwayNorway 201931 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
41Shepherd's-purse18169
80 October 3, 2019Papaver rhoeasGreeceGreece 200219 Multiple Resistance: 2 Sites of Action
Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
Auxin Mimics HRAC Group 4 (Legacy O)
123Corn Poppy18174
81 October 1, 2019Carduus acanthoidesArgentinaArgentina 201948 Multiple Resistance: 2 Sites of Action
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
Auxin Mimics HRAC Group 4 (Legacy O)
348Plumeless Thistle18173
82 September 28, 2019Echinochloa colonaColombiaColombia 201610 Multiple Resistance: 3 Sites of Action
Inhibition of Acetyl CoA Carboxylase HRAC Group 1 (Legacy A)
Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
Inhibition of Cellulose Synthesis HRAC Group 29 (Legacy L)
78Junglerice18163
83 September 25, 2019Urochloa panicoidesArgentinaArgentina 201748 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
171Liverseedgrass18158
84 September 24, 2019Oryza sativa var. sylvaticaColombiaColombia 201810 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
242Red Rice18170
85 September 2, 2019Rapistrum rugosumSpainSpain 201838 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
142Turnipweed18171
86 August 19, 2019Conyza sumatrensisTurkeyTurkey 201971 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
65Sumatran Fleabane18164
87 August 5, 2019Lithospermum arvenseChinaChina 20199 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
341Corn Gromwell18168
88 July 31, 2019Lolium perenne ssp. multiflorumUnited States (Oklahoma) United StatesOklahoma201745 Inhibition of Acetyl CoA Carboxylase HRAC Group 1 (Legacy A)
110Italian Ryegrass18167
89 July 31, 2019Chloris radiataColombiaColombia 201910 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
340Radiate Fingergrass18165
90 July 31, 2019Ischaemum rugosumColombiaColombia 200910 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
99Saramollagrass18166
91 June 25, 2019Amaranthus palmeriUnited States (Arkansas) United StatesArkansas201645 Multiple Resistance: 5 Sites of Action
Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
Inhibition of Protoporphyrinogen Oxidase HRAC Group 14 (Legacy E)
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
Inhibition of Microtubule Assembly 2HRAC Group 3 (Legacy K1)
Very Long-Chain Fatty Acid Synthesis inhibitorsHRAC Group 15 (Legacy K3 N)
14Palmer Amaranth18156
92 June 25, 2019Conyza sumatrensisParaguayParaguay 201746 Multiple Resistance: 3 Sites of Action
Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
PS I Electron Diversion HRAC Group 22 (Legacy D)
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
65Sumatran Fleabane18153
93 May 13, 2019Galinsoga parvifloraFranceFrance 201817 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
339Gallant Soldier18162
94 May 13, 2019Conyza sumatrensisAustralia (Queensland) AustraliaQueensland20181 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
65Sumatran Fleabane18161
95 April 8, 2019Salsola tragusUnited States (Washington) United StatesWashington201545 Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
147Russian-thistle18160
96 April 2, 2019Sorghum halepenseIsraelIsrael 201723 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
166Johnsongrass18159
97 March 12, 2019Amaranthus palmeriUnited States (Kansas) United StatesKansas201545 Multiple Resistance: 5 Sites of Action
Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
PSII inhibitors - Serine 264 Binders HRAC Group 5 (Legacy C1 C2)
Inhibition of Hydroxyphenyl Pyruvate Dioxygenase HRAC Group 27 (Legacy F2)
Inhibition of Enolpyruvyl Shikimate Phosphate Synthase HRAC Group 9 (Legacy G)
Auxin Mimics HRAC Group 4 (Legacy O)
14Palmer Amaranth18157
98 March 1, 2019Amaranthus palmeriUnited States (Arkansas) United StatesArkansas201745 Very Long-Chain Fatty Acid Synthesis inhibitorsHRAC Group 15 (Legacy K3 N)
14Palmer Amaranth18154
99 February 24, 2019Matricaria recutita (= M. chamomilla)NorwayNorway 201231 Inhibition of Acetolactate Synthase HRAC Group 2 (Legacy B)
248Wild Chamomile18155

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