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Back to Registered Crop Input Products
Registered Crop Input Products / CO-OP Patron II

CO-OP Patron II

PCP #33661 · Interprovincial Cooperative Limited · Herbicide

Group 1

Group 1 emulsifiable concentrate post-emergence herbicide containing clethodim for selective control of annual and perennial grasses in various crops including legumes, oilseeds, vegetables, fruits, and herbs. Provides control of foxtail, wild oats, volunteer cereals, barnyard grass, quackgrass, and other grass species.

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Registered uses (31)

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

CropTargetRatePHI
AlfalfaGrasses (foxtail, wild oats, volunteer cereals, barnyard grass, witchgrass, fall panicum, proso millet, volunteer corn, volunteer canary grass, crabgrass, Japanese brome, foxtail barley, quackgrass, annual bluegrass)0.051–0.154 L/acre30 d
BlueberryGrasses0.051–0.154 L/acre14 d
Brassica carinataGrasses0.051–0.154 L/acre60 d
CanolaGrasses0.051–0.154 L/acre60 d
CherryGrasses0.051–0.154 L/acre14 d
ChiveGrasses0.051–0.154 L/acre30 d
CorianderGrasses0.051–0.154 L/acre60 d
CorianderGrasses0.051–0.154 L/acre30 d
CranberryGrasses0.051–0.154 L/acre30 d
DillGrasses0.051–0.154 L/acre30 d
FenugreekGrasses0.051–0.154 L/acre30 d
FlaxGrasses0.051–0.154 L/acre60 d
Herbs and SpicesGrasses0.051–0.077 L/acre30 d
HopsGrasses0.051–0.154 L/acre21 d
Legume VegetablesGrasses0.051–0.077 L/acre21 d
LentilsGrasses0.051–0.154 L/acre60 d
MustardGrasses0.051–0.154 L/acre60 d
MustardGrasses0.051–0.154 L/acre60 d
PeaGrasses0.051–0.077 L/acre60 d
PeaGrasses0.051–0.077 L/acre60 d
PeaGrasses0.051–0.154 L/acre75 d
Pigeon PeaGrasses0.051–0.077 L/acre75 d
PotatoGrasses0.051–0.154 L/acre60 d
Prairie CarnationGrasses0.051–0.077 L/acre–
RadishGrasses0.051–0.154 L/acre30 d
SafflowerGrasses0.051–0.154 L/acre70 d
Seed SpicesGrasses0.051–0.077 L/acre60 d
ShallotGrasses0.051–0.154 L/acre45 d
SoybeanGrasses0.051–0.154 L/acre75 d
SpinachGrasses0.051–0.077 L/acre14 d
SunflowerGrasses0.051–0.154 L/acre72 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
clethodim 240 g/L
Cyclohexanedione herbicide
Mode of action: ACCase inhibitor (HRAC 1, Cyclohexanedione)
CAS 99129-21-2
Formulation
emulsifiable concentrate
Resistance group
Group 1
First registered
2020-01-16
Registration expiry
2028-12-31