PCP #34501 · Albaugh, LLC · Herbicide
Group 4 selective herbicide containing clopyralid 360 g/L (present as the monoethanolamine salt) for control of perennial and annual broadleaved weeds including Canada thistle, wild buckwheat, scentless chamomile, vetch and volunteer alfalfa in field crops, vegetables, fruit, forage grasses, Christmas trees, 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 species | 0.227 L/acre | 30 d | 12 d |
| Balsam Fir | Spotted and diffuse knapweed | 0.283 L/acre | – | 12 d |
| Balsam Fir | Vetch (Vicia spp.) | 0.17 L/acre | – | 12 d |
| Barley | Canada thistle, common groundsel, perennial sow-thistle (top growth control), wild buckwheat, scentless chamomile, volunteer alfalfa | 0.17–0.227 L/acre | – | 12 d |
| Blueberry | Red and white clover | 0.336 L/acre | 45 d | 12 d |
| Blueberry | Vetch | 0.17 L/acre | 45 d | 12 d |
| Broccoli | Ragweed, vetch, common groundsel, Canada thistle; sheep sorrel (suppression) | 0.227 L/acre | 30 d | 12 d |
| Cabbage | Ragweed, vetch, common groundsel, Canada thistle; sheep sorrel (suppression) | 0.227 L/acre | 30 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 |
| Canola | Canada thistle, scentless chamomile, wild buckwheat, perennial sow-thistle (top growth), common groundsel | 0.17–0.227 L/acre | – | 12 d |
| Cauliflower | Ragweed, vetch, common groundsel, Canada thistle; sheep sorrel (suppression) | 0.227 L/acre |
| 30 d |
| 12 d |
| Cherry | Broadleaf weeds including vetch | 0.17–0.336 L/acre | 30 d | 12 d |
| Chinese Broccoli | Ragweed, vetch, common groundsel, Canada thistle; sheep sorrel (suppression) | 0.227 L/acre | 30 d | 12 d |
| Chinese Radish | Ragweed, vetch, common groundsel, Canada thistle; sheep sorrel (suppression) | 0.227 L/acre | 30 d | 12 d |
| Chokecherry | Canada thistle | 0.336 L/acre | – | 12 d |
| Cranberry | Vetch | 2 % v/v | 60 d | 12 d |
| Fallow | Canada thistle, scentless chamomile, common groundsel, wild buckwheat, perennial sow-thistle (top growth), volunteer alfalfa; kudzu (where seed is known to be present) | 0.336 L/acre | – | 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 |
| Forage Grasses | Labelled weeds plus alsike clover | 0.17–0.336 L/acre | 0 d | 12 d |
| Kohlrabi | Ragweed, vetch, common groundsel, Canada thistle; sheep sorrel (suppression) | 0.227 L/acre | 30 d | 12 d |
| Lowbush Blueberry | Tufted vetch | 0.17 L/acre | 300 d | 12 d |
| Mustard Cabbage | Ragweed, vetch, common groundsel, Canada thistle; sheep sorrel (suppression) | 0.227 L/acre | 30 d | 12 d |
| Nappa Cabbage | Ragweed, vetch, common groundsel, Canada thistle; sheep sorrel (suppression) | 0.227 L/acre | 30 d | 12 d |
| Non-Crop Areas | Broadleaf weeds depending on weeds present and level of Canada thistle control required | 0.17–0.336 L/acre | – | – |
| Non-Crop Areas | Canada thistle, scentless chamomile, common groundsel, wild buckwheat, perennial sow-thistle (top growth), volunteer alfalfa; kudzu (short-term to season-long suppression of top growth) | 0.336 L/acre | – | – |
| Non-Crop Areas | 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 | – | 12 d |
| Pasture | Labelled weeds plus alsike clover | 0.17–0.336 L/acre | 0 d | 12 d |
| Pasture | Spotted and diffuse knapweed | 0.283 L/acre | 0 d | 12 d |
| Poplar | Canada thistle and other labelled weeds | 0.336 L/acre | – | 12 d |
| Rangeland | Spotted and diffuse knapweed | 0.283 L/acre | 0 d | 12 d |
| Rutabaga | Common ragweed | 0.227 L/acre | 83 d | 12 d |
| Strawberry | Tufted vetch, Canada thistle; sheep sorrel and 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 |
| Turnip | Labelled weeds (turnip greens) | 0.17–0.227 L/acre | 15 d | 12 d |
| Turnip | Labelled weeds (turnip roots) | 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 |
| Wheat | Giant ragweed (emergence to the five-leaf stage) | 0.227 L/acre | 60 d | 12 d |
| Wheat | Labelled weeds | 0.17–0.227 L/acre | 60 d | 12 d |
| White Pine | Labelled weeds | 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 | ADIGOR Adjuvant If a tank-mix partner requires the addition of an adjuvant add the recommended adjuvant and dilution rate to the tank-mix. | – |
| Required | AGRAL® 90 NON-IONIC WETTING AND SPREADING AGENT Draft ... 20 g/ha + Agral 90 Adjuvant 0.2% v/v plus 420 g ae/ha | 0.2% v/v |
| Required | AMIGO Adjuvant Select Emulsifiable Concentrate ... 0.19 L/ha + Amigo Adjuvant at 0.5% v/v | 0.5% v/v |
| Required | MERGE® ADJUVANT Poast Ultra ... 0.32 - 0.47 L/ha plus Merge Adjuvant 0.75-1.0L/ha | 0.75-1.0 L/ha |
| 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 | SURE-MIX™ SURFACTANT When tank mixing with Draft, mix Draft herbicide first in fresh water, then add the required amount of SPUR 360 followed by MCPA or 2,4-D herbicides. Add the surfactant last. | – |
| Required | SURF-ACT 0.19 L/ha + Surf-Act at 0.5% v/v | 0.5% v/v |
| Required | Merge Adjuvant Poast Ultra ... 0.32 - 0.47 L/ha plus Merge Adjuvant 0.75-1.0L/ha | 0.75-1.0 L/ha |
| Required | Merge adjuvant or non-ionic surfactant After the SPUR 360 is dissolved, continue agitation and add the required amount of Merge adjuvant or non-ionic surfactant plus fertilizer. | – |
| 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 | Amigo Adjuvant or Surf-Act 0.19 L/ha + Amigo Adjuvant at 0.5% v/v or 0.19 L/ha + Surf-Act at 0.5% v/v plus 420 - 560 g a.e./ha | 0.5% v/v |
| Required | Merge adjuvant Add the correct amount of Poast Ultra herbicide and continue to agitate. Add the correct amount of Merge adjuvant along with the remaining amount of water necessary to fill the spray tank. | – |
| 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 | Agral 90 Adjuvant Draft 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 | adjuvant 0.41 L/ha plus 560 g ae/ha plus 0.5 L/ha plus Turbocharge 0.5% v/v | 0.5% 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 | MERGE® ADJUVANT After the SPUR 360 is dissolved, continue agitation and add the required amount of Merge adjuvant or non-ionic surfactant plus fertilizer. | – |
| Compatible | Halt If excess foaming occurs, a silicone anti-foaming agent may be added (e.g. Halt). | – |
| Compatible | NIS 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.
