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Nufarm Clopyralid Herbicide
PCP #32336 · Nufarm Agriculture Inc. · Herbicide
Group 4
Group 4 herbicide containing clopyralid for control of Canada thistle, scentless chamomile, common groundsel, wild buckwheat, perennial sow-thistle, volunteer alfalfa, vetch and other broadleaf weeds in cereals, canola, flax, forage grasses, vegetables, berries, tree fruits, Christmas trees, shelterbelts, and non-crop areas.
Registered uses (38)
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 |
| Barley | Canada thistle (season long control), common groundsel, perennial sow-thistle (top growth control), wild buckwheat, scentless chamomile, volunteer alfalfa | 0.227 L/acre | — |
| Barley | Canada thistle (top growth control - 6-8 weeks suppression) | 0.17 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 |
| 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 |
| Christmas Trees | vetch (Vicia spp.) | 0.17 L/acre | — |
| Conifers | Labeled weeds | 0.17–0.227 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 | — |
| Grass Seed Production | Weeds listed 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 |
| 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 | Refer to Weeds Controlled table | 0.17–0.336 L/acre | — |
| Non-Crop | Spotted and diffuse knapweed | 0.283 L/acre | — |
| Oats | Canada thistle (season long control), common groundsel, perennial sow-thistle (top growth control), wild buckwheat, scentless chamomile, volunteer alfalfa | 0.227 L/acre | — |
| Oats | Canada thistle (top growth control - 6-8 weeks suppression) | 0.17 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 |
| Shelterbelt Species | Canada thistle | 0.336 L/acre | — |
| Stone Fruit | Broadleaf weeds including vetch | 0.17–0.336 L/acre | 30 d |
| Strawberry | Tufted vetch, Canada thistle; suppression of sheep sorrel and ox-eye daisy | 0.227–0.336 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 (season long control), common groundsel, perennial sow-thistle (top growth control), wild buckwheat, scentless chamomile, volunteer alfalfa | 0.227 L/acre | — |
| Wheat | Canada thistle (top growth control - 6-8 weeks suppression) | 0.17 L/acre | — |
| Wheat | Labeled weeds | 0.17–0.227 L/acre | 60 d |
| Wheat | giant ragweed (emergence to five leaf stage) | 0.227 L/acre | 60 d |
About this content. This page presents the official PMRA label as published by Health Canada's 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.