PCP #35369 · Northern CropScience Inc. · Herbicide
Group 5 water dispersible granular herbicide containing 75% metribuzin for control of annual grasses and broadleaf weeds in soybeans, potatoes, field corn, tomatoes, asparagus, lupins, fruit trees, blueberries, carrots, cereals, peas, chickpeas, lentils, fababeans, 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 |
|---|---|---|---|---|
| Asparagus | Annual broadleaf weeds | 607 g/acre | 14 d | 12 d |
| Asparagus | Annual broadleaf weeds | 607 g/acre | 14 d | 12 d |
| Asparagus | Annual grasses and broadleaf weeds | 607 g/acre | – | 12 d |
| Barley | Various broadleaf weeds | 80.9 g/acre | 60 d | 12 d |
| Barley | Various broadleaf weeds | 111–152 g/acre | 60 d | 12 d |
| Blueberry | Annual broadleaf weeds | 405 g/acre | 730 d | 12 d |
| Blueberry | Annual broadleaf weeds | 405 g/acre | 730 d | 12 d |
| Blueberry | Annual broadleaf weeds | 405 g/acre | 730 d | 12 d |
| Carrot | Annual broadleaf weeds less than 4 cm in height | 76.9 g/acre | – | 12 d |
| Carrot | Annual weeds including Scentless chamomile | 152 g/acre | – | 12 d |
| Carrot | Annual weeds including Scentless chamomile | 152 g/acre | – | 12 d |
| Cereals | Various broadleaf weeds | 80.9–152 g/acre | 60 d | 12 d |
| Chickpea | Annual broadleaf weeds (suppression only) | 111 g/acre | 40 d | 12 d |
| Chickpea |
| Annual broadleaf weeds less than 5 cm in height (suppression only) |
| 111 g/acre |
| 40 d |
| 12 d |
| Corn | Annual grasses and broadleaf weeds | 162–273 g/acre | – | – |
| Faba Bean | Annual grasses and broadleaf weeds | 152–223 g/acre | – | 12 d |
| Faba Bean | Annual grasses and broadleaf weeds | 111–223 g/acre | – | 12 d |
| Faba Bean | Annual grasses and broadleaf weeds | 111–223 g/acre | – | 12 d |
| Field Corn | Annual grasses and broadleaf weeds | 162–273 g/acre | – | 12 d |
| Fruit Trees | Annual broadleaf weeds; annual grasses and broadleaf weeds including yellow nutsedge | 405 g/acre | – | 12 d |
| Fruit Trees | Annual broadleaf weeds; annual grasses and broadleaf weeds including yellow nutsedge, American nightshade and eastern black nightshade | 405 g/acre | – | 12 d |
| Fruit Trees | Annual grasses and broadleaf weeds | 202–405 g/acre | – | 12 d |
| Fruit Trees | Annual grasses and broadleaf weeds | 202–405 g/acre | – | 12 d |
| Lentil | Annual broadleaf weeds (suppression) | 56.7–223 g/acre | 70 d | 12 d |
| Lentil | Annual broadleaf weeds less than 5 cm in height (suppression) | 111 g/acre | 70 d | 12 d |
| Lentil | Annual broadleaf weeds less than 5 cm in height (suppression) | 56.7–76.9 g/acre | 70 d | 12 d |
| Lupin | Annual broadleaf weeds (suppression) | 111 g/acre | – | 12 d |
| Lupin | Annual broadleaf weeds less than 5 cm in height (suppression) | 111 g/acre | – | 12 d |
| Lupin | Annual weeds and broadleaf weeds | 227–273 g/acre | – | 12 d |
| Lupin | Annual weeds; annual grasses and broadleaf weeds including nightshade (with tank mix) | 227–273 g/acre | – | 12 d |
| Pea | Annual broadleaf weeds less than 5 cm in height | 111–152 g/acre | 40 d | 12 d |
| Pea | Annual broadleaf weeds less than 5 cm in height | 111–152 g/acre | 70 d | 12 d |
| Pea | Annual broadleaf weeds less than 5 cm in height | 56.7–76.9 g/acre | 70 d | 12 d |
| Pea | Annual broadleaf weeds less than 5 cm in height | 111–152 g/acre | 40 d | 12 d |
| Pea | Annual broadleaf weeds; annual grasses and broadleaf weeds | 56.7–223 g/acre | 70 d | 12 d |
| Potato | Annual broadleaf weeds less than 4 cm in height | 152 g/acre | 60 d | 12 d |
| Potato | Annual broadleaf weeds less than 4 cm in height | 113–152 g/acre | 60 d | 12 d |
| Potato | Annual broadleaf weeds less than 4 cm in height; annual grasses and broadleaf weeds | 152–223 g/acre | 60 d | 12 d |
| Potato | Annual grasses and broadleaf weeds | 152–304 g/acre | 60 d | 12 d |
| Potato | Annual grasses and broadleaf weeds | 152–304 g/acre | 60 d | 12 d |
| Potato | Annual grasses and broadleaf weeds | 223–607 g/acre | 60 d | 12 d |
| Potato | Annual grasses and broadleaf weeds; suppression of quackgrass and yellow nutsedge at high rate | 223–607 g/acre | 60 d | 12 d |
| Shelterbelts | Green foxtail, Wild oats, Witch grass, Lamb's-quarter, Prostrate pigweed, Purslane, Russian thistle, Shepherd's purse, Stinkweed, Wild buckwheat | 162 g/acre | – | 12 d |
| Shelterbelts | Various grass and broadleaf weeds | 162 g/acre | – | 12 d |
| Soybean | Annual grasses and broadleaf weeds | 111–223 g/acre | – | 12 d |
| Soybean | Annual grasses and broadleaf weeds | 223–607 g/acre | – | 12 d |
| Soybean | Annual grasses and broadleaf weeds | 111–223 g/acre | – | 12 d |
| Soybean | Annual grasses and broadleaf weeds | 223–607 g/acre | – | 12 d |
| Tomato | Annual grasses and broadleaf weeds less than 4 cm in height | 80.9 g/acre | 30 d | 12 d |
| Tomato | Annual grasses and broadleaf weeds less than 4 cm in height | 80.9 g/acre | 30 d | 12 d |
| Tomato | Broadleaf weeds less than 4 cm in height | 152–445 g/acre | 60 d | 12 d |
| Tomato | Broadleaf weeds less than 4 cm in height | 152–445 g/acre | 60 d | 12 d |
| Tomato | Broadleaf weeds less than 4 cm in height | 80.9 g/acre | 30 d | 12 d |
| Wheat | Downy Brome, Stinkweed, Flixweed, Shepherd's purse | 227–304 g/acre | – | 12 d |
| Wheat | Downy Brome, Stinkweed, Flixweed, Shepherd's purse | 227–304 g/acre | – | 12 d |
| Wheat | Various broadleaf weeds | 80.9–152 g/acre | 60 d | 12 d |
| Wheat | Various broadleaf weeds | 111–152 g/acre | 60 d | 12 d |
| Wheat | Various broadleaf weeds | 80.9 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 | FALCON 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 | CHEM SPRAY® Crop Oil Concentrate 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 +/- glyphosate Herbicide) | 5% v/v |
| Recommended | FALCON 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 | liquid fertilizer (28-0-0 or 10-34-0) 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 +/- glyphosate Herbicide) | 5% v/v |
| Do not mix | NIS Do not tank mix with other pesticides, wetting agents or surfactants (processing peas and chickpeas context). | – |
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.
