PCP #23545 · Corteva Agriscience Canada Company · Herbicide
Group 4 herbicide containing clopyralid for selective control of broadleaf weeds including Canada thistle, scentless chamomile, common groundsel, wild buckwheat, perennial sow-thistle, volunteer alfalfa, and vetch in various crops including canola, flax, cereals, sugar beets, vegetables, fruits, grasses for seed and forage, and forestry applications.
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 |
|---|---|---|---|---|
| Blueberry | Tufted vetch | 0.17 L/acre | 10 d | 12 d |
| Canola | Canada thistle, scentless chamomile, common groundsel, wild buckwheat, perennial sow-thistle (top growth), volunteer alfalfa | 0.17–0.336 L/acre | – | 12 d |
| Christmas Trees | Vetch (Vicia spp.) | 0.17 L/acre | – | 12 d |
| Conifer | Labeled weeds | 0.17–0.227 L/acre | – | 12 d |
| Cranberry | Vetch | – | 60 d | 12 d |
| Flax | Canada thistle, common groundsel, scentless chamomile, wild buckwheat, perennial sow-thistle (top growth), volunteer alfalfa | 0.227–0.336 L/acre | – | 12 d |
| Grass Seed Production | Weeds listed on label plus alsike clover | 0.17–0.336 L/acre | – | 12 d |
| Poplar | Canada thistle and other labelled weeds | 0.336 L/acre | – | 12 d |
| Rutabaga | Common ragweed | 0.227 L/acre | 83 d | 12 d |
| Shelterbelts | Canada thistle | 0.336 L/acre | – | 12 d |
| Spinach | Common ragweed, common groundsel | 0.117 L/acre | 21 d | 12 d |
| Stone Fruit | Broadleaf weeds including vetch | 0.17–0.336 L/acre | 30 d | 12 d |
| Strawberry |
| Tufted vetch, Canada thistle, sheep sorrel (suppression), ox-eye daisy (suppression) |
| 0.227–0.336 L/acre |
| – |
| 12 d |
| Sugar Beet | Canada thistle | 0.227–0.336 L/acre | 90 d | 12 d |
| Summerfallow | Canada thistle, scentless chamomile, common groundsel, wild buckwheat, perennial sow-thistle (top growth), volunteer alfalfa | 0.336 L/acre | – | 12 d |
| Turnip | Labeled weeds | 0.17–0.227 L/acre | 30 d | 12 d |
| Wheat | Canada thistle, common groundsel, perennial sow-thistle (top growth control), wild buckwheat, scentless chamomile, volunteer alfalfa | 0.17–0.227 L/acre | – | 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 | AMIGO Adjuvant Amigo | 0.5% v/v |
| Required | AMIGO Adjuvant Amigo Adjuvant | 0.5% 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 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 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 | 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 | Merge Adjuvant | 0.75-1.0 L/ha |
| Recommended | If a tank-mix partner requires the addition of an adjuvant add the recommended adjuvant and dilution rate to the tank-mix. | – |
| Compatible | ASSASSIN® II ADJUVANT Lontrel™ 360 | 0.5 - 2.0 L/ha |
| Compatible | MERGE® ADJUVANT continue agitation and add the required amount of Merge adjuvant or non-ionic surfactant plus fertilizer | – |
| Compatible | VIKING™ PHC Adjuvant Lontrel™ 360 | 0.5 - 2.0 L/ha |
| Compatible | non-ionic surfactant add the required amount of Merge adjuvant or non-ionic surfactant plus fertilizer | – |
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.
