PCP #33833 · UPL AgroSolutions Canada Inc. · Herbicide
Group 5 herbicide containing 75% metribuzin as a dry flowable formulation for control of annual and perennial broadleaf weeds and grass weeds in soybeans, potatoes, field corn, tomatoes, asparagus, sweet white lupins, processing carrots, fruit trees, spring barley, spring wheat, winter wheat, chickpeas, lentils, field peas, processing peas, fababeans, and shelterbelts. Available for use in Eastern and Western Canada with region-specific 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 |
|---|---|---|---|---|
| Asparagus | Broadleaf weeds and grass weeds | 607 g/acre | 14 d | – |
| Carrot | Broadleaf weeds and grass weeds | 152 g/acre | – | – |
| Cereals | Broadleaf weeds | 80.9 g/acre | 60 d | 12 d |
| Cereals | Broadleaf weeds | 80.9–152 g/acre | 60 d | 12 d |
| Cereals | Extended broadleaf weed spectrum | 111–152 g/acre | 60 d | 12 d |
| Chickpea | Broadleaf weeds (suppression only) | – | – | – |
| Faba Bean | Grass weeds and broadleaf weeds | – | – | – |
| Field Corn | Broadleaf weeds and grass weeds | 162–273 g/acre | – | – |
| Fruit Trees | Broadleaf weeds and grass weeds | 202–405 g/acre | – | – |
| Fruit Trees | Broadleaf weeds and grass weeds | 202–304 g/acre | – | – |
| Fruit Trees | Broadleaf weeds and grass weeds | 405 g/acre | – | – |
| Fruit Trees | Broadleaf weeds and grass weeds | 405 g/acre | – | – |
| Fruit Trees | Broadleaf weeds and grass weeds | 405 g/acre | – | – |
| Lentil | Broadleaf weeds (suppression only) |
| – |
| – |
| – |
| Lentil | Grass weeds and broadleaf weeds | – | – | – |
| Lupin | Broadleaf weeds and grass weeds | 227–273 g/acre | – | – |
| Lupin | Broadleaf weeds and grass weeds | 273 g/acre | – | – |
| Pea | Broadleaf weeds | – | – | – |
| Pea | Grass weeds and broadleaf weeds | – | – | – |
| Pea | Grass weeds and broadleaf weeds | – | – | – |
| Potato | Broadleaf weeds | – | – | – |
| Potato | Broadleaf weeds and grass weeds | 223–607 g/acre | 60 d | 12 d |
| Potato | Broadleaf weeds and grass weeds | 223–607 g/acre | 60 d | 12 d |
| Potato | Broadleaf weeds and grass weeds | 223 g/acre | 60 d | 12 d |
| Potato | Broadleaf weeds and grass weeds | 113–152 g/acre | 60 d | 12 d |
| Shelterbelts | Grass weeds and broadleaf weeds | – | – | – |
| Soybean | Annual and perennial broadleaf weeds and grass weeds | 223–607 g/acre | – | 12 d |
| Soybean | Annual and perennial broadleaf weeds and grass weeds | 223–304 g/acre | – | 12 d |
| Soybean | Annual and perennial broadleaf weeds and grass weeds | 223–304 g/acre | – | 12 d |
| Soybean | Annual and perennial broadleaf weeds and grass weeds | 223–304 g/acre | – | 12 d |
| Soybean | Annual and perennial broadleaf weeds and grass weeds | 202–336 g/acre | – | 12 d |
| Soybean | Grass weeds and broadleaf weeds | – | – | – |
| Tomato | Broadleaf weeds and grass weeds | 134–364 g/acre | – | – |
| Tomato | Broadleaf weeds and grass weeds | 152–445 g/acre | 60 d | – |
| Tomato | Broadleaf weeds and grass weeds | 80.9 g/acre | 30 d | – |
| Tomato | Nightshade and yellow nutsedge | 134–271 g/acre | – | – |
| Wheat | Broadleaf weeds | 80.9 g/acre | 60 d | 12 d |
| Wheat | Broadleaf weeds | 80.9–152 g/acre | 60 d | 12 d |
| Wheat | Downy Brome, Stinkweed, Flixweed, Shepherd's purse | 227–304 g/acre | – | – |
| Wheat | Extended broadleaf weed spectrum | 111–152 g/acre | 60 d | 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 | non-ionic surfactant Prism Herbicide must be applied with a recommended non-ionic surfactant, i.e. Citowett Plus, Agral 90 or Agsurf at 2 L per 1000 L of spray solution (0.2% v/v). | 2 L per 1000 L of spray solution (0.2% v/v) |
| Recommended | ASSIST Under adverse conditions (drought), and for improved burndown of small emerged annual weeds, the following additives may be applied with the recommended treatments: crop oil concentrate (Assist) at 1% v/v | 1% v/v |
| Recommended | non-ionic surfactant Under adverse conditions (drought), and for improved burndown of small emerged annual weeds, the following additives may be applied with the recommended treatments: non-ionic surfactant at 0.1% v/v | 0.1% v/v |
| Recommended | crop oil crop oil, 28-0-0, or 10-34-0 at 5% v/v (only for tank mixtures with the Herbicides Dual Magnum or Dual II Magnum or Komodo Herbicide +/- glyphosate Herbicide) | 5% v/v |
| Recommended | liquid fertilizer crop oil, 28-0-0, or 10-34-0 at 5% v/v (only for tank mixtures with the Herbicides Dual Magnum or Dual II Magnum or Komodo Herbicide +/- glyphosate Herbicide) | 5% v/v |
| Do not mix | other pesticides, wetting agents, or surfactants Do not tank-mix with other pesticides, wetting agents, or surfactants. | – |
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.
