Paradigm InputsParadigm Inputs
How it WorksCertified Premium Generics
Become a Broker

Site navigation

Paradigm Inputs
How it WorksCertified Premium GenericsAbout UsResourcesFind a BrokerContact
Become a Broker
Paradigm Inputs

Learn more

  • About Us
  • Certified Premium Generics
  • Registered Crop Input Products

How it works

  • How it Works
  • Become a Broker

Find a Broker

  • Find a Broker
  • Contact

Updates

Get the latest news on Certified Premium Generics and broker opportunities.

We respect your inbox and never share your information without permission.

© 2026 Direct Yield Market. All rights reserved.

Privacy policyTerms of serviceCookie settingsAccessibility
FacebookInstagramLinkedInX (Twitter)
Become a BrokerFind a Broker
Back to Registered Crop Input Products
Registered Crop Input Products / Certain Herbicide

Certain Herbicide

PCP #34356 · Sharda Cropchem Limited · Herbicide

Group 4

Group 4 herbicide containing clopyralid and MCPA for broadleaf weed control in wheat, barley, oats, flax, timothy, and canaryseed. Controls Canada thistle, kochia, wild buckwheat, volunteer canola, and other broadleaf weeds. Emulsifiable concentrate formulation for ground application only in Western Canada.

Open full PDF →

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), burdock, cocklebur, flixweed (spring rosettes 2-4 leaf), field horsetail, lamb's-quarters, mustard wild, plantain, prickly lettuce, radish wild, ragweed, shepherd's-purse (spring rosettes only), stinkweed (spring rosettes), sunflower annual, sunflower volunteer, vetch0.607 L/acre60 d
Barleybuckwheat tartary, buckwheat wild, Canada thistle (medium to high infestations), canola volunteer, common groundsel, dandelion (spring rosettes only), kochia (suppression) (2 to 4 leaf), pigweed redroot, pigweed Russian, scentless chamomile (2 to 4 leaf), smartweed, sow-thistle annual, sow-thistle perennial (top growth)0.809 L/acre60 d
Canary SeedBroadleaf weeds in seedling stage (2 to 4 leaf)0.607–0.809 L/acre60 d
FlaxCanada thistle (low infestations), burdock, cocklebur, flixweed (spring rosettes 2-4 leaf), field horsetail, lamb's-quarters, mustard wild, plantain, prickly lettuce, radish wild, ragweed, shepherd's-purse (spring rosettes only), stinkweed (spring rosettes), sunflower annual, sunflower volunteer, vetch0.607 L/acre60 d
Flaxbuckwheat tartary, buckwheat wild, Canada thistle (medium to high infestations), canola volunteer, common groundsel, dandelion (spring rosettes only), kochia (suppression) (2 to 4 leaf), pigweed redroot, pigweed Russian, scentless chamomile (2 to 4 leaf), smartweed, sow-thistle annual, sow-thistle perennial (top growth)0.809 L/acre60 d
OatsCanada thistle (low infestations), burdock, cocklebur, flixweed (spring rosettes 2-4 leaf), field horsetail, lamb's-quarters, mustard wild, plantain, prickly lettuce, radish wild, ragweed, shepherd's-purse (spring rosettes only), stinkweed (spring rosettes), sunflower annual, sunflower volunteer, vetch0.607 L/acre60 d
Oatsbuckwheat tartary, buckwheat wild, Canada thistle (medium to high infestations), canola volunteer, common groundsel, dandelion (spring rosettes only), kochia (suppression) (2 to 4 leaf), pigweed redroot, pigweed Russian, scentless chamomile (2 to 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), burdock, cocklebur, flixweed (spring rosettes 2-4 leaf), field horsetail, lamb's-quarters, mustard wild, plantain, prickly lettuce, radish wild, ragweed, shepherd's-purse (spring rosettes only), stinkweed (spring rosettes), sunflower annual, sunflower volunteer, vetch0.607 L/acre60 d
Wheatbuckwheat tartary, buckwheat wild, Canada thistle (medium to high infestations), canola volunteer, common groundsel, dandelion (spring rosettes only), kochia (suppression) (2 to 4 leaf), pigweed redroot, pigweed Russian, scentless chamomile (2 to 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
2021-12-02
Registration expiry
2026-12-31