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Back to Registered Crop Input Products
Registered Crop Input Products / POAST® ULTRA

POAST® ULTRA

PCP #24835 · Basf Canada Inc. · Herbicide

Group 1

Group 1 herbicide containing 450 g/L sethoxydim for post-emergence control of annual and perennial grasses in a wide range of broadleaf crops including vegetables, oilseeds, pulses, forage legumes, berries, fruit trees, and ornamentals. Requires addition of Merge Adjuvant or Assist Oil Concentrate for optimal performance.

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Registered uses (81)

Crop × pest × application rate combinations from the official label. Rates converted to per-acre. Always confirm against the official label PDF before applying.

CropTargetRatePHI
AlfalfaAnnual grasses0.129–0.445 L/acre70 d
AlfalfaAnnual grasses0.129–0.445 L/acre70 d
AsparagusAnnual grasses (1-6 leaf stage)0.129–0.445 L/acre40 d
BasilAnnual grasses0.129–0.445 L/acre14 d
BeanAnnual grasses0.129–0.263 L/acre15 d
BeanAnnual grasses0.129–0.445 L/acre80 d
BeanAnnual grasses0.129–0.445 L/acre80 d
BeanAnnual grasses0.129–0.445 L/acre80 d
BeetAnnual grasses0.129–0.445 L/acre49 d
BerriesAnnual grasses0.129–0.445 L/acre15 d
BerriesAnnual grasses0.445 L/acre37 d
BlueberryAnnual grasses0.129–0.445 L/acre15 d
BlueberryAnnual grasses0.129–0.445 L/acre1 d
BorageAnnual grasses0.129 L/acre70 d
BroccoliAnnual grasses0.129–0.182 L/acre70 d
Brussels sproutsAnnual grasses0.129–0.445 L/acre70 d
BuckwheatAnnual grasses0.129–0.231 L/acre85 d
CabbageAnnual grasses0.129–0.445 L/acre70 d
CanolaAnnual grasses, wild oats, volunteer cereals0.129–0.445 L/acre70 d
CanolaAnnual grasses, wild oats, volunteer cereals0.129–0.445 L/acre70 d
CanolaAnnual grasses, wild oats, volunteer cereals0.129–0.445 L/acre70 d
CanolaAnnual grasses, wild oats, volunteer cereals0.129–0.445 L/acre70 d
CarawayAnnual grasses0.129–0.263 L/acre–
CarrotAnnual grasses0.129–0.445 L/acre49 d
CauliflowerAnnual grasses0.129–0.445 L/acre70 d
CeleryAnnual grasses0.129–0.445 L/acre30 d
CherryAnnual grasses0.129–0.445 L/acre–
Chickling VetchAnnual grasses0.129–0.445 L/acre70 d
ChickpeaAnnual grasses0.129–0.19 L/acre65 d
ChicoryAnnual grasses0.129–0.445 L/acre60 d
CloverAnnual grasses0.129–0.263 L/acre30 d
CloverAnnual grasses0.129–0.445 L/acre30 d
CloverAnnual grasses0.129–0.263 L/acre30 d
CloverAnnual grasses0.129–0.445 L/acre30 d
Cole CropsAnnual grasses0.129–0.445 L/acre30 d
CorianderAnnual grasses0.129–0.263 L/acre–
CranberryAnnual grasses0.129–0.445 L/acre60 d
CucumberAnnual grasses0.129–0.445 L/acre30 d
DillAnnual grasses0.129–0.263 L/acre–
FenugreekAnnual grasses0.129–0.445 L/acre60 d
FescueAnnual grasses0.129–0.445 L/acre–
FlaxAnnual grasses, wild oats, volunteer cereals0.129–0.445 L/acre60 d
FlaxAnnual grasses, wild oats, volunteer cereals0.129–0.263 L/acre86 d
FruitsAnnual grasses0.129–0.445 L/acre30 d
FruitsAnnual grasses0.129–0.445 L/acre–
GarlicAnnual grasses0.129–0.445 L/acre50 d
GrapeAnnual grasses0.129–0.445 L/acre30 d
HopsAnnual grasses0.129–0.445 L/acre180 d
LentilsAnnual grasses0.129–0.445 L/acre65 d
LettuceAnnual grasses0.129–0.445 L/acre30 d
LettuceAnnual grasses0.129–0.445 L/acre15 d
LupinAnnual grasses0.129–0.445 L/acre80 d
MilkvetchAnnual grasses0.129–0.263 L/acre30 d
MilkvetchAnnual grasses0.129–0.445 L/acre30 d
MintAnnual grasses0.129–0.263 L/acre–
MustardAnnual grasses0.129–0.445 L/acre76 d
OnionAnnual grasses0.129–0.445 L/acre50 d
OnionAnnual grasses0.129–0.445 L/acre30 d
OrnamentalsAnnual grasses0.129–0.445 L/acre–
PeaAnnual grasses0.129 L/acre30 d
PeaAnnual grasses, wild oats, volunteer cereals0.129–0.445 L/acre30 d
PeaAnnual grasses, wild oats, volunteer cereals0.129–0.445 L/acre60 d
PeanutAnnual grasses0.138 L/acre40 d
PepperAnnual grasses0.129–0.445 L/acre30 d
PepperAnnual grasses0.129–0.445 L/acre30 d
PoplarAnnual grasses0.129–0.445 L/acre–
PotatoAnnual grasses0.129–0.445 L/acre80 d
PumpkinAnnual grasses0.129–0.445 L/acre30 d
RaspberryAnnual grasses0.445 L/acre37 d
SafflowerAnnual grasses0.129–0.263 L/acre90 d
SainfoinAnnual grasses0.129–0.263 L/acre30 d
SainfoinAnnual grasses0.129–0.445 L/acre30 d
SoybeanAnnual grasses0.129–0.445 L/acre80 d
SpinachAnnual grasses0.129–0.445 L/acre15 d
SquashAnnual grasses0.129–0.445 L/acre30 d
StrawberryAnnual grasses0.129–0.445 L/acre25 d
Sugar beetAnnual grasses0.129–0.445 L/acre85 d
SunflowerAnnual grasses0.129–0.445 L/acre105 d
Sweet PotatoAnnual grasses0.129–0.445 L/acre30 d
TomatoAnnual grasses0.129–0.445 L/acre60 d
TurnipAnnual grasses0.129–0.445 L/acre77 d

About this content. This page presents the official PRD label as published by Health Canada's Pesticides Regulatory Directorate (formerly the Pest Management Regulatory Agency), the source of record. Always read the official label and consult your provincial pesticide- application authority before use. Report an error.

Quick facts

Active ingredients
sethoxydim 450 g/L
Mode of action: ACCase inhibitor (HRAC 1, Cyclohexanedione)
CAS 71441-80-0
Formulation
emulsifiable concentrate
Resistance group
Group 1
First registered
1997-06-06
Registration expiry
2027-10-09