PCP #33762 · Farmer's Business Network Canada, Inc. · Herbicide
Group 4 herbicide containing clopyralid for control of Canada thistle, scentless chamomile, common groundsel, wild buckwheat, perennial sow-thistle, volunteer alfalfa, and other broadleaf weeds in cereals, canola, flax, forage grasses, vegetables, fruits, and non-crop areas.
Crop × pest × application rate combinations from the official label. Rates converted to per-acre. Always confirm against the official label PDF before applying.
| Crop | Target | Rate | PHI |
|---|---|---|---|
| Apple | Perennial vetch species | 0.227 L/acre | 30 d |
| Balsam Fir | Labeled weeds | 0.17–0.227 L/acre | – |
| Barley | Canada thistle, common groundsel, perennial sow-thistle (top growth control), wild buckwheat, scentless chamomile, volunteer alfalfa | 0.17–0.227 L/acre | – |
| Blueberry | Tufted vetch | 0.17 L/acre | 304 d |
| Blueberry | red and white clover | 0.336 L/acre | 45 d |
| Blueberry | vetch | 0.17 L/acre | 45 d |
| Broccoli | Ragweed, vetch, common groundsel, Canada thistle; suppression of sheep sorrel | 0.227 L/acre | 30 d |
| Buffaloberry | Canada thistle | 0.336 L/acre | – |
| Cabbage | Ragweed, vetch, common groundsel, Canada thistle; suppression of sheep sorrel | 0.227 L/acre | 30 d |
| Canola | Canada thistle, scentless chamomile, common groundsel, wild buckwheat, perennial sow-thistle (top growth), volunteer alfalfa | 0.17–0.336 L/acre | – |
| Canola | Canada thistle, scentless chamomile, wild buckwheat, perennial sow-thistle (top growth), common groundsel | 0.17–0.227 L/acre | – |
| Cauliflower | Ragweed, vetch, common groundsel, Canada thistle; suppression of sheep sorrel | 0.227 L/acre | 30 d |
| Chinese Broccoli | Ragweed, vetch, common groundsel, Canada thistle; suppression of sheep sorrel | 0.227 L/acre | 30 d |
| Chinese Radish | Ragweed, vetch, common groundsel, Canada thistle; suppression of sheep sorrel | 0.227 L/acre | 30 d |
| Chokecherry | Canada thistle | 0.336 L/acre | – |
| Christmas Trees | vetch (Vicia spp.) | 0.17 L/acre | – |
| Cranberry | vetch | – | 60 d |
| Flax | Canada thistle, common groundsel, scentless chamomile, wild buckwheat, perennial sow-thistle (top growth), volunteer alfalfa | 0.227–0.336 L/acre | – |
| Forage Grass | Weeds on label plus alsike clover | 0.17–0.336 L/acre | – |
| Fraser Fir | Labeled weeds | 0.17–0.227 L/acre | – |
| Grass Seed | Weeds on label plus alsike clover | 0.17–0.336 L/acre | – |
| Kohlrabi | Ragweed, vetch, common groundsel, Canada thistle; suppression of sheep sorrel | 0.227 L/acre | 30 d |
| Lilac | Canada thistle | 0.336 L/acre | – |
| Mustard Cabbage | Ragweed, vetch, common groundsel, Canada thistle; suppression of sheep sorrel | 0.227 L/acre | 30 d |
| Nappa Cabbage | Ragweed, vetch, common groundsel, Canada thistle; suppression of sheep sorrel | 0.227 L/acre | 30 d |
| Non-Crop | Canada thistle and other labeled weeds | 0.17–0.336 L/acre | – |
| Non-Crop | Spotted and diffuse knapweed | 0.283 L/acre | – |
| Oats | Canada thistle, common groundsel, perennial sow-thistle (top growth control), wild buckwheat, scentless chamomile, volunteer alfalfa | 0.17–0.227 L/acre | – |
| Poplar | Canada thistle and other labelled weeds | 0.336 L/acre | – |
| Rangeland | Weeds on label plus alsike clover | 0.17–0.336 L/acre | – |
| Rutabaga | Common ragweed | 0.227 L/acre | 83 d |
| Spruce | Canada thistle | 0.336 L/acre | – |
| Stone Fruit | Broadleaf weeds including vetch | 0.17–0.336 L/acre | 30 d |
| Strawberry | Canada thistle | 0.336 L/acre | – |
| Strawberry | Tufted vetch | 0.227 L/acre | – |
| Sugar Beet | Canada thistle | 0.227–0.336 L/acre | 90 d |
| Summerfallow | Canada thistle, scentless chamomile, common groundsel, wild buckwheat, perennial sow-thistle (top growth), volunteer alfalfa | 0.336 L/acre | – |
| Turnip | Labeled weeds | 0.17–0.227 L/acre | 30 d |
| Wheat | Canada thistle, common groundsel, perennial sow-thistle (top growth control), wild buckwheat, scentless chamomile, volunteer alfalfa | 0.17–0.227 L/acre | – |
| Wheat | Labeled weeds; giant ragweed (emergence to 5-leaf stage) | 0.17–0.227 L/acre | 60 d |
| White Pine | Labeled weeds | 0.17–0.227 L/acre | – |
| White Spruce | Labeled weeds | 0.17–0.227 L/acre | – |
| Willow | Canada thistle | 0.336 L/acre | – |
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.
