International Survey of Herbicide-Resistant Weeds

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Herbicide Resistant Weeds in Germany
Herbicide Resistant Weeds in Germany
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Herbicide Resistant Weeds in Germany
#SpeciesCommon NameFirst YearSite of Action
1 Stellaria mediaCommon ChickweedGermany 197818 PSII inhibitors - Serine 264 Binders (C1 C2/5)
 		435
2 Chenopodium albumCommon LambsquartersGermany 198018 PSII inhibitors - Serine 264 Binders (C1 C2/5)
 		368
3 Amaranthus retroflexusRedroot PigweedGermany 198018 PSII inhibitors - Serine 264 Binders (C1 C2/5)
 		370
4 Solanum nigrumBlack NightshadeGermany 198018 PSII inhibitors - Serine 264 Binders (C1 C2/5)
 		439
5 Galinsoga ciliataHairy GalinsogaGermany 198018 PSII inhibitors - Serine 264 Binders (C1 C2/5)
 		441
6 Atriplex patulaHalberdleaf OrachGermany 198018 PSII inhibitors - Serine 264 Binders (C1 C2/5)
 		442
7 Chenopodium ficifoliumFigleaved GoosefootGermany 198018 PSII inhibitors - Serine 264 Binders (C1 C2/5)
 		443
8 Senecio vulgarisCommon GroundselGermany 198018 PSII inhibitors - Serine 264 Binders (C1 C2/5)
 		448
9 Poa annuaAnnual BluegrassGermany 198018 PSII inhibitors - Serine 264 Binders (C1 C2/5)
 		449
10 Alopecurus myosuroidesBlackgrassGermany 198318 Multiple Resistance: 2 Sites of Action
Inhibition of Acetyl CoA Carboxylase (A/1)
PSII inhibitors - Serine 264 Binders (C1 C2/5)
 		369
11 Chenopodium polyspermumManyseeded GoosefootGermany 198818 PSII inhibitors - Serine 264 Binders (C1 C2/5)
 		444
12 Polygonum lapathifoliumPale SmartweedGermany 198818 PSII inhibitors - Serine 264 Binders (C1 C2/5)
 		445
13 Polygonum convolvulus (=Fallopia convolvulus)Wild BuckwheatGermany 198818 PSII inhibitors - Serine 264 Binders (C1 C2/5)
 		446
14 Epilobium tetragonumSquare-stalked WillowherbGermany 198818 PSII inhibitors - Serine 264 Binders (C1 C2/5)
 		447
15 Apera spica-ventiSilky WindgrassGermany 199718 PSII inhibitors - Serine 264 Binders (C1 C2/5)
 		5026
16 Alopecurus myosuroidesBlackgrassGermany 200118 Inhibition of Acetolactate Synthase (B/2)
 		5154
17 Alopecurus myosuroidesBlackgrassGermany 200318 Inhibition of Acetyl CoA Carboxylase (A/1)
 		5237
18 Apera spica-ventiSilky WindgrassGermany 200518 Inhibition of Acetolactate Synthase (B/2)
 		5526
19 Alopecurus myosuroidesBlackgrassGermany 200718 Multiple Resistance: 4 Sites of Action
Inhibition of Acetyl CoA Carboxylase (A/1)
Inhibition of Acetolactate Synthase (B/2)
PSII inhibitors - Serine 264 Binders (C1 C2/5)
Very Long-Chain Fatty Acid Synthesis inhibitors (K3 N/15)
 		5361
20 Lolium perennePerennial RyegrassGermany 200818 Multiple Resistance: 2 Sites of Action
Inhibition of Acetyl CoA Carboxylase (A/1)
Inhibition of Acetolactate Synthase (B/2)
 		5385
21 Matricaria recutita (= M. chamomilla)Wild ChamomileGermany 200818 Inhibition of Acetolactate Synthase (B/2)
 		5469
22 Apera spica-ventiSilky WindgrassGermany 200918 Multiple Resistance: 3 Sites of Action
Inhibition of Acetyl CoA Carboxylase (A/1)
Inhibition of Acetolactate Synthase (B/2)
PSII inhibitors - Serine 264 Binders (C1 C2/5)
 		5410
23 Tripleurospermum perforatum (=T. inodorum)Scentless ChamomileGermany 200918 Inhibition of Acetolactate Synthase (B/2)
 		5534
24 Alopecurus myosuroidesBlackgrassGermany 200918 Multiple Resistance: 2 Sites of Action
Inhibition of Acetyl CoA Carboxylase (A/1)
Inhibition of Acetolactate Synthase (B/2)
 		5536
25 Avena fatuaWild OatGermany 200918 Multiple Resistance: 2 Sites of Action
Inhibition of Acetyl CoA Carboxylase (A/1)
Inhibition of Acetolactate Synthase (B/2)
 		6745
26 Stellaria mediaCommon ChickweedGermany 201118 Inhibition of Acetolactate Synthase (B/2)
 		6744
27 Avena fatuaWild OatGermany 201218 Inhibition of Acetyl CoA Carboxylase (A/1)
 		5662
28 Echinochloa crus-galli var. crus-galliBarnyardgrassGermany 201218 Inhibition of Acetolactate Synthase (B/2)
 		5738
29 Bromus sterilisPoverty BromeGermany 201218 Inhibition of Acetyl CoA Carboxylase (A/1)
 		6741
30 Amaranthus retroflexusRedroot PigweedGermany 201218 Inhibition of Acetolactate Synthase (B/2)
 		6742
31 Papaver rhoeasCorn PoppyGermany 201218 Inhibition of Acetolactate Synthase (B/2)
 		6743
32 Bromus sterilisPoverty BromeGermany 201718 Inhibition of Acetolactate Synthase (B/2)
 		17143
33 Anthriscus caucalisBur ChervilGermany 201718 Inhibition of Acetolactate Synthase (B/2)
 		23240
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Cite this site as: Heap, I.  The International Survey of Herbicide Resistant Weeds.  Online.  Internet.  Monday, November 3, 2025 .  Available  www.weedscience.org
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