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Registered Crop Input Products / CLOBBER® M Herbicide

CLOBBER® M Herbicide

PCP #34157 · Newagco, Inc. · Herbicide

Group 4

Group 4 herbicide containing clopyralid and MCPA for broadleaf weed control in wheat, barley, oats, flax, timothy, and canary seed. Controls Canada thistle, kochia, wild buckwheat, pigweeds, and other broadleaf weeds. For sale and use in Prairie Provinces and Peace River, Okanagan and Creston regions of British Columbia only.

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Registered uses (11)

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

CropTargetRatePHI
BarleyCanada thistle (low infestations), prickly lettuce, burdock, radish wild, cocklebur, ragweed, flixweed (spring rosettes 2-4 leaf), shepherd's-purse (spring rosettes only), field horsetail, stinkweed (spring rosettes), lamb's-quarters, mustard wild, plantain, vetch, sunflower annual, sunflower volunteer0.607 L/acre60 d
Barleybuckwheat tartary, buckwheat wild, Canada thistle (medium to high infestations), canola volunteer, common groundsel, dandelion (spring rosettes only), kochia (suppression) (2-4 leaf), pigweed redroot, pigweed Russian, scentless chamomile (2-4 leaf), smartweed, sow thistle annual, sow thistle perennial (top growth)0.809 L/acre60 d
Canary SeedBroadleaf weeds0.607–0.809 L/acre60 d
FlaxBroadleaf weeds0.607 L/acre60 d
FlaxBroadleaf weeds0.809 L/acre60 d
OatsCanada thistle (low infestations), prickly lettuce, burdock, radish wild, cocklebur, ragweed, flixweed (spring rosettes 2-4 leaf), shepherd's-purse (spring rosettes only), field horsetail, stinkweed (spring rosettes), lamb's-quarters, mustard wild, plantain, vetch, sunflower annual, sunflower volunteer0.607 L/acre60 d
Oatsbuckwheat tartary, buckwheat wild, Canada thistle (medium to high infestations), canola volunteer, common groundsel, dandelion (spring rosettes only), kochia (suppression) (2-4 leaf), pigweed redroot, pigweed Russian, scentless chamomile (2-4 leaf), smartweed, sow thistle annual, sow thistle perennial (top growth)0.809 L/acre60 d
TimothyBroadleaf weeds0.809 L/acre7 d
TimothyBroadleaf weeds0.607–0.809 L/acre–
WheatCanada thistle (low infestations), prickly lettuce, burdock, radish wild, cocklebur, ragweed, flixweed (spring rosettes 2-4 leaf), shepherd's-purse (spring rosettes only), field horsetail, stinkweed (spring rosettes), lamb's-quarters, mustard wild, plantain, vetch, sunflower annual, sunflower volunteer0.607 L/acre60 d
Wheatbuckwheat tartary, buckwheat wild, Canada thistle (medium to high infestations), canola volunteer, common groundsel, dandelion (spring rosettes only), kochia (suppression) (2-4 leaf), pigweed redroot, pigweed Russian, scentless chamomile (2-4 leaf), smartweed, sow thistle annual, sow thistle perennial (top growth)0.809 L/acre60 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
mcpa 280 g/L
Group 4 Herbicide
Mode of action: Synthetic auxin (HRAC 4, Phenoxy)
CAS 94-74-6
clopyralid 50 g/L
Pyridine carboxylic acid herbicide
Mode of action: Synthetic auxin (HRAC 4, Pyridine carboxylic)
CAS 1702-17-6
Formulation
emulsifiable concentrate
Resistance group
Group 4
First registered
2021-05-26
Registration expiry
2030-12-31