PCP #23933 · Gowan Company, LLC · Herbicide
Group 3 selective liquid emulsifiable-concentrate herbicide (trifluralin 480 g/L) for preplant soil-incorporated control of many annual grasses and broadleaf weeds in field crops, vegetables, forage legumes, fruit, ornamentals and shelterbelts.
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 |
|---|---|---|---|---|
| Alfalfa | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–1.38 L/acre | – | 12 d |
| Alsike Clover | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.688–0.931 L/acre | – | 12 d |
| Apple | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–0.971 L/acre | – | 12 d |
| Apricot | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–0.971 L/acre | – | 12 d |
| Ash | Annual grasses and annual broadleaf weeds; wild oats suppressed | 1.9–3.76 L/acre | – | 12 d |
| Asparagus | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.809–1.7 L/acre | – | 12 d |
| Barley | wild millet (green and yellow foxtail) | 0.486–0.688 L/acre | – | 12 d |
| Bean | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–1.38 L/acre | – | 12 d |
| Bean | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–1.38 L/acre | – | 12 d |
| Bean | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–1.21 L/acre | – | 12 d |
| Bean | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–0.688 L/acre |
| – |
| 12 d |
| Bird's-foot Trefoil | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.688–0.931 L/acre | – | 12 d |
| Broccoli | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–1.21 L/acre | – | 12 d |
| Brussels Sprouts | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–1.21 L/acre | – | 12 d |
| Cabbage | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–1.21 L/acre | – | 12 d |
| Canola | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–1.38 L/acre | – | 12 d |
| Canola | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–1.38 L/acre | – | 12 d |
| Caragana | Annual grasses and annual broadleaf weeds; wild oats suppressed | 1.9–3.76 L/acre | – | 12 d |
| Carrot | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–1.21 L/acre | – | 12 d |
| Cauliflower | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–1.21 L/acre | – | 12 d |
| Cherry | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–0.971 L/acre | – | 12 d |
| Chokecherry | Annual grasses and annual broadleaf weeds; wild oats suppressed | 2.1 L/acre | – | 12 d |
| Cicer Milkvetch | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.688–0.931 L/acre | – | 12 d |
| Crambe | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–1.21 L/acre | – | 12 d |
| Elm | Annual grasses and annual broadleaf weeds; wild oats suppressed | 1.9–3.76 L/acre | – | 12 d |
| Elm | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.931–3.76 L/acre | – | 12 d |
| Faba Bean | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–1.38 L/acre | – | 12 d |
| Flax | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.931–1.38 L/acre | – | 12 d |
| Kale | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–0.971 L/acre | – | 12 d |
| Lentil | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.931–1.38 L/acre | – | 12 d |
| Mustard | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–1.38 L/acre | – | 12 d |
| Nursery Stock | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–0.971 L/acre | – | 12 d |
| Pea | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–1.38 L/acre | – | 12 d |
| Peach | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–0.971 L/acre | – | 12 d |
| Pear | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–0.971 L/acre | – | 12 d |
| Pepper | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–0.971 L/acre | – | 12 d |
| Perennials | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–0.971 L/acre | – | 12 d |
| Plum | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–0.971 L/acre | – | 12 d |
| Poplar | Annual grasses and annual broadleaf weeds; wild oats suppressed | 2.1 L/acre | – | 12 d |
| Rape | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–0.971 L/acre | – | 12 d |
| Red Clover | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.688–0.931 L/acre | – | 12 d |
| Rutabaga | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–1.21 L/acre | – | 12 d |
| Rye | loose silky bentgrass | 0.688 L/acre | – | 12 d |
| Safflower | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.688–1.38 L/acre | – | 12 d |
| Sainfoin | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.688–1.21 L/acre | – | 12 d |
| Saskatoon Berry | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.688–2.1 L/acre | – | 12 d |
| Scotch Pine | Annual grasses and annual broadleaf weeds; wild oats suppressed | 1.9–3.76 L/acre | – | 12 d |
| Sea Buckthorn | Annual grasses and annual broadleaf weeds; wild oats suppressed | 2.1 L/acre | – | 12 d |
| Soybean | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–1.38 L/acre | – | 12 d |
| Strawberry | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–0.971 L/acre | – | 12 d |
| Sunflower | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–1.38 L/acre | – | 12 d |
| Sweet Clover | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.688–1.21 L/acre | – | 12 d |
| Tomato | Annual grasses and annual broadleaf weeds including Eastern black nightshade (higher Dual Magnum rate) | 0.445–0.85 L/acre | 60 d | 12 d |
| Tomato | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–1.21 L/acre | – | 12 d |
| Triticale | loose silky bentgrass | 0.688 L/acre | – | 12 d |
| Turnip | Annual grasses and annual broadleaf weeds; wild oats suppressed | 0.486–0.971 L/acre | – | 12 d |
| Villosa Lilac | Annual grasses and annual broadleaf weeds; wild oats suppressed | 2.1 L/acre | – | 12 d |
| Wheat | loose silky bentgrass | 0.688 L/acre | – | 12 d |
| Wheat | wild millet (green and yellow foxtail) | 0.486–0.688 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 | Assist Oil Concentrate Postemergence / Basagran Herbicide plus Assist Oil Concentrate (1/2-1% of spray volume): 1.75-2.25 L/ha | 1/2-1% of spray volume |
| Required | Assist Oil Concentrate Use Basagran Herbicide as a postemergence treatment at the 1.75 to 2.25 L/ha rate (depending upon weeds present) plus Assist Oil Concentrate at 1/2 to 1% of the spray volume. | 1/2 to 1% of the spray volume |
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.
