PCP #32423 · Sharda Cropchem Limited · Herbicide
Group 4 liquid clopyralid herbicide for control of perennial and annual broadleaved weeds, including Canada thistle, vetch, alsike clover, common ragweed, wild buckwheat, scentless chamomile, common groundsel and volunteer alfalfa, in field crops, vegetables, fruit, Christmas trees, forage grasses, pasture, rangeland and non-cropland.
Crop × pest × application rate combinations from the official label. Rates converted to per-acre. PHI is the pre-harvest interval; REI is the restricted-entry interval. Always confirm against the official label PDF before applying.
| Crop | Target | Rate | PHI | REI |
|---|---|---|---|---|
| Apple | Perennial vetch | 0.272 L/acre | 30 d | 12 d |
| Balsam Fir | Spotted and diffuse knapweed | 0.34 L/acre | – | 12 d |
| Balsam Fir | Vetch (Vicia spp.) | 0.204 L/acre | – | 12 d |
| Barley | Canada thistle (top growth 6 to 8 weeks at 0.504 L/ha; season long control at 0.672 L/ha) | 0.204–0.272 L/acre | – | 12 d |
| Blueberry | Red and white clover | 0.403 L/acre | 45 d | 12 d |
| Blueberry | Vetch | 0.204 L/acre | 45 d | 12 d |
| Broccoli | Ragweed, vetch, common groundsel, Canada thistle; suppression of sheep sorrel | 0.272 L/acre | 30 d | 12 d |
| Cabbage | Ragweed, vetch, common groundsel, Canada thistle; suppression of sheep sorrel | 0.272 L/acre | 30 d | 12 d |
| Canola | Canada thistle, scentless chamomile, common groundsel, wild buckwheat, top growth of perennial sow-thistle and volunteer alfalfa | 0.136–0.403 L/acre | – | 12 d |
| Canola |
| Canada thistle, scentless chamomile, wild buckwheat, perennial sow-thistle (top growth), common groundsel |
| 0.204–0.272 L/acre |
| – |
| 12 d |
| Cauliflower | Ragweed, vetch, common groundsel, Canada thistle; suppression of sheep sorrel | 0.272 L/acre | 30 d | 12 d |
| Chinese Broccoli | Ragweed, vetch, common groundsel, Canada thistle; suppression of sheep sorrel | 0.272 L/acre | 30 d | 12 d |
| Chinese Radish | Ragweed, vetch, common groundsel, Canada thistle; suppression of sheep sorrel | 0.272 L/acre | 30 d | 12 d |
| Conifer | Post-emergence labelled weeds | 0.204–0.272 L/acre | – | 12 d |
| Cranberry | Vetch | 2.4 % | 60 d | 12 d |
| Fallow | Canada thistle, scentless chamomile, common groundsel, wild buckwheat, top growth of perennial sow-thistle and volunteer alfalfa | 0.403 L/acre | – | 12 d |
| Flax | Canada thistle, common groundsel, scentless chamomile, wild buckwheat, perennial sow-thistle (top growth) and volunteer alfalfa | 0.272–0.403 L/acre | – | 12 d |
| Forage Grasses | Perennial and annual broadleaved weeds including Canada thistle | 0.204–0.403 L/acre | 0 d | 12 d |
| Kohlrabi | Ragweed, vetch, common groundsel, Canada thistle; suppression of sheep sorrel | 0.272 L/acre | 30 d | 12 d |
| Lowbush Blueberry | Tufted vetch | 0.204 L/acre | 300 d | 12 d |
| Mustard Cabbage | Ragweed, vetch, common groundsel, Canada thistle; suppression of sheep sorrel | 0.272 L/acre | 30 d | 12 d |
| Nappa Cabbage | Ragweed, vetch, common groundsel, Canada thistle; suppression of sheep sorrel | 0.272 L/acre | 30 d | 12 d |
| Non-Crop Areas | Canada thistle, scentless chamomile, common groundsel, wild buckwheat, top growth of perennial sow-thistle and volunteer alfalfa | 0.403 L/acre | – | 12 d |
| Non-Crop Areas | Perennial and annual broadleaved weeds | 0.204–0.403 L/acre | – | 12 d |
| Non-Crop Areas | Spotted and diffuse knapweed | 0.34 L/acre | – | 12 d |
| Oats | Canada thistle (top growth 6 to 8 weeks at 0.504 L/ha; season long control at 0.672 L/ha) | 0.204–0.272 L/acre | – | 12 d |
| Pasture | Spotted and diffuse knapweed | 0.34 L/acre | 0 d | 12 d |
| Poplar | Canada thistle and other labelled weeds | 0.403 L/acre | – | 12 d |
| Rangeland | Perennial and annual broadleaved weeds including Canada thistle | 0.204–0.403 L/acre | 0 d | 12 d |
| Rutabaga | Common ragweed | 0.272 L/acre | 83 d | 12 d |
| Shelterbelt | Canada thistle | 0.403 L/acre | – | 12 d |
| Strawberry | Tufted vetch and Canada thistle; suppression of sheep sorrel and ox-eye daisy | 0.272–0.403 L/acre | – | 12 d |
| Sugar Beet | Canada thistle | 0.272–0.403 L/acre | 90 d | 12 d |
| Wheat | Canada thistle (top growth 6 to 8 weeks at 0.504 L/ha; season long control at 0.672 L/ha) | 0.204–0.272 L/acre | – | 12 d |
| Wheat | Giant ragweed | 0.272 L/acre | 60 d | 12 d |
| Wheat | Post-emergence labelled weeds | 0.204–0.272 L/acre | 60 d | 12 d |
Adjuvant requirements, compatibility notes, and mixing restrictions from the official label. Always confirm against the official label PDF before mixing.
| Guidance | Adjuvant | Rate |
|---|---|---|
| Required | ADIGOR Adjuvant MCPA Ester Plus Axial 100 EC: 420 - 560 g ae/ha plus 600 mL/ha plus Adigor 700 mL/ha | 700 mL/ha |
| Required | ADIGOR Adjuvant MCPA Ester Plus Axial 100 EC ... 420 - 560 g ae/ha plus 600 mL/ha plus Adigor 700 mL/ha | 700 mL/ha |
| Required | AGRAL® 90 NON-IONIC WETTING AND SPREADING AGENT Refine Extra plus 2,4-D Ester or MCPA Ester: 20 g/ha + Agral 90 Adjuvant 0.2% v/v plus 420 g ae/ha | 0.2% v/v |
| Required | AMIGO Adjuvant Select 0.19 L/ha plus Amigo at 0.5% v/v | 0.5% v/v |
| Required | AMIGO Adjuvant Select 0.19 L/ha plus Amigo Adjuvant at 0.5% v/v | 0.5% v/v |
| Required | AMIGO Adjuvant Select plus MCPA Ester ... 0.19 L/ha plus Amigo Adjuvant at 0.5 v/v plus 420 - 560 g a.e./ha | 0.5 v/v |
| Required | MERGE® ADJUVANT Poast Ultra 0.32 - 0.47 L/ha plus Merge Adjuvant 0.75-1.0 L/ha | 0.75-1.0 L/ha |
| Required | SCORE® Adjuvant Liquid MCPA Ester plus Horizon 240 EC: 230 - 290 mL/ha + Score Adjuvant 0.8 - 1.0% v/v | 0.8 - 1.0% v/v |
| Required | SURE-MIX™ SURFACTANT When tank mixing with Refine Extra... Add the surfactant last. | – |
| Required | Merge adjuvant add the required amount of Merge adjuvant or non-ionic surfactant plus fertilizer | – |
| Required | adjuvant MCPA Ester plus Achieve Liquid: 420 - 560 g ae/ha plus 0.5 L/ha plus Turbocharge 0.5% v/v | 0.5% v/v |
| Required | Merge Adjuvant Poast Ultra plus MCPA Ester ... 0.32 - 0.47 L/ha plus Merge Adjuvant 0.75-1.0 L/ha plus 420 - 560 g ai/ha | 0.75-1.0 L/ha |
| Required | Turbocharge MCPA Ester plus Achieve Liquid ... 420 - 560 g ae/ha plus 0.5 L/ha plus Turbocharge 0.5% v/v | 0.5% v/v |
| Required | Score Adjuvant MCPA Ester plus Horizon 240 EC ... plus 230 - 290 mL/ha + Score Adjuvant 0.8 - 1.0% v/v | 0.8 - 1.0% v/v |
| Required | Turbocharge 0.41 L/ha plus 560 g ae/ha plus 0.5 L/ha plus Turbocharge 0.5% v/v | 0.5% v/v |
| Required | Score Adjuvant Starane II plus MCPA Ester plus Horizon 240 EC ... plus 230 mL/ha + Score Adjuvant 0.8% v/v | 0.8% v/v |
| Required | Agral 90 Adjuvant 20 g/ha + Agral 90 Adjuvant 0.2% v/v plus 420 g ae/ha (Refine Extra plus 2,4-D Ester or MCPA Ester tank-mix) | 0.2% v/v |
| Recommended | adjuvant If a tank-mix partner requires the addition of an adjuvant add the recommended adjuvant and dilution rate to the tank-mix. | – |
| Compatible | non-ionic surfactant add the required amount of Merge adjuvant or non-ionic surfactant plus fertilizer (Note 3, Odyssey WDG tank-mix) | – |
| Compatible | Halt If excess foaming occurs, a silicone anti-foaming agent may be added (e.g. Halt) | – |
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.
