Herbicides
This classification of herbicides is based on chemical structure and primarily on the system developed by the Herbicide Resistance Action Committee (HRAC) and the Weed Science Society of America (WSSA). This classification scheme is consistent with that used in The Pesticide Manual and the terms widely used in the literature. The HRAC has also developed a coding system based on mode of action; these codes are included in The Pesticide Manual.
aromatic acid herbicides
benzofuran herbicides
benfuresate
ethofumesate
benzonitrile herbicides
chlorthiamid
dichlobenil
benzophenone herbicides
methoxyphenone
benzothiadiazinone herbicides
bentazone
benzyl ether herbicides
cinmethylin
methiozolin
botanical herbicides
herbimycin
carbamate herbicides
asulam
barban
BCPC
carbasulam
carbetamide
carboxazole
CEPC
chlorbufam
CPPC
dichlormate
famoxacarb
fenasulam
propham
swep
terbucarb
cyclohexanedione oxime herbicides
alloxydim
butroxydim
clethodim
cloproxydim
cycloxydim
profoxydim
sethoxydim
tepraloxydim
tralkoxydim
dinitroaniline herbicides
benfluralin
butralin
chlornidine
dinitramine
dipropalin
ethalfluralin
fluchloralin
isopropalin
methalpropalin
nitralin
oryzalin
pendimethalin
prodiamine
profluralin
prosulfalin
trifluralin
dinitrophenol herbicides
bromofenoxim
dinofenate
dinoprop
dinosam
dinoseb
dinoterb
DNOC
etinofen
medinoterb
diphenyl ether herbicides
acifluorfen
aclonifen
bifenox
chlomethoxyfen
chlornitrofen
ethoxyfen
etnipromid
fluorodifen
fluoroglycofen
fluoronitrofen
fomesafen
fucaomi
furyloxyfen
halosafen
lactofen
nitrofen
nitrofluorfen
oxyfluorfen
diphenyl heterocycle herbicides
fluridone
flurtamone
oxaziclomefone
dithiocarbamate herbicides
dazomet
metam
fumigant herbicides
allyl isothiocyanate
cyanogen
dimethyl disulfide
methyl bromide
methyl iodide
methyl isothiocyanate
halogenated alkanoic acid herbicides
alorac
chloroacetic acid
chloropon
dalapon
flupropanate
TCA
imidazolinone herbicides
imazamethabenz
imazamox
imazapic
imazapyr
imazaquin
imazethapyr
inorganic herbicides
ammonium sulfamate
borax
calcium chlorate
ferrous sulfate
phenylmercury acetate
potassium azide
potassium cyanate
sodium azide
sodium chlorate
sulfuric acid
isoxazole herbicides
isoxacarbole
isoxachlortole
isoxaflutole
isoxazolidinone herbicides
bixlozone
broclozone
clomazone
isoxazoline herbicides
fenoxasulfone
pyroxasulfone
N-phenyl heterocycle herbicides
flurochloridone
norflurazon
N-phenylimide herbicides
benzfendizone
butafenacil
chlorphthalim
cinidon-ethyl
epyrifenacil
flufenoximacil
flufenpyr
flumiclorac
flumioxazin
flumipropyn
flupropacil
fluthiacet
pentoxazone
profluazol
saflufenacil
thidiazimin
tiafenacil
trifludimoxazin
N-phenyloxadiazolone herbicides
oxadiargyl
oxadiazon
N-phenyltriazolinone herbicides
azafenidin
bencarbazone
carfentrazone
sulfentrazone
organochlorine herbicides
o-dichlorobenzene
organophosphorous herbicides
oxirane herbicides
indanofan
tridiphane
oxyacetamide herbicides
flufenacet
mefenacet
phenol herbicides
cresol
pentachlorophenol
phenoxy herbicides
- phenoxyacetic herbicides
clacyfos
4-CPA
2,4-D
3,4-DA
2,4-DEB
2,4-DEP
disul
erbon
fenteracol
MCPA
MCPA-thioethyl
2,4,5-T
- phenoxybutyric herbicides
4-CPB
2,4-DB
3,4-DB
MCPB
2,4,5-TB
- phenoxypropionic herbicides
clomeprop
cloprop
4-CPP
dichlobenz-methyl
dichlorprop
dichlorprop-P
3,4-DP
fenoprop
funaihecaoling
mecoprop
mecoprop-P
phenylcarboxylic acid herbicides
chlorfenac
chlorfenprop
phenyl ether herbicides
beflubutamid
beflubutamid-M
diflufenican
flufenican
picolinafen
phenylthiourea herbicides
methiuron
pyrazole herbicides
pyridazine herbicides
credazine
pyridazinone herbicides
brompyrazon
chloridazon
dimidazon
metflurazon
oxapyrazon
pydanon
pyridine herbicides
dithiopyr
thiazopyr
xyloxadine
pyrimidinediamine herbicides
iprymidam
tioclorim
pyrimidinyloxybenzylamine herbicides
pyribambenz-isopropyl
pyribambenz-propyl
quaternary ammonium herbicides
cyperquat
diethamquat
difenzoquat
diquat
morfamquat
paraquat
quinone herbicides
quinoclamine
alpha-thioacetamide herbicides
anilofos
piperophos
thiocarbamate herbicides
butylate
cycloate
di-allate
dimepiperate
EPTC
esprocarb
ethiolate
isopolinate
methiobencarb
molinate
orbencarb
pebulate
prosulfocarb
pyributicarb
sulfallate
thiobencarb
tiocarbazil
tri-allate
vernolate
thiocarbonate herbicides
dimexano
EXD
proxan
triazine herbicides
trihydroxytriazine
triazinone herbicides
ametridione
amibuzin
ethiozin
hexazinone
isomethiozin
metamitron
metribuzin
triazole herbicides
amitrole
triazofenamide
triazolone herbicides
amicarbazone
triazolopyrimidine herbicides
cloransulam
diclosulam
florasulam
flumetsulam
metosulam
penoxsulam
pyroxsulam
triketone herbicides
benquitrione
benzobicyclon
bicyclopyrone
dioxopyritrione
fenquinotrione
ketospiradox
lancotrione
mesotrione
quintrione
sulcotrione
tefuryltrione
tembotrione
uracil herbicides
bromacil
isocil
lenacil
terbacil
urea herbicides
benzthiazuron
cumyluron
cycluron
isocarbamid
isonoruron
isouron
methabenzthiazuron
monisouron
noruron
trimeturon
unclassified herbicides
acrolein
allyl alcohol
benazolin
bentranil
benzadox
bromobutide
buthidazole
chlorflurazole
CPMF
cyanamide
cyprazole
dichloralurea
EBEP
endothal
flumezin
fluoromidine
flusulfinam
hexachloroacetone
huancaiwo
icafolin
iptriazopyrid
methazole
OCH
rhodethanil
rimisoxafen
sulglycapin
tavron
tripropindan
tritac

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This classification of herbicides is based on chemical structure and primarily on the system developed by the Herbicide Resistance Action Committee (HRAC) and the Weed Science Society of America (WSSA). This classification scheme is consistent with that used in The Pesticide Manual and the terms widely used in the literature. The HRAC has also developed a coding system based on mode of action; these codes are included in The Pesticide Manual.
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A component of the Compendium of Pesticide Common Names