PCP #25310 · Gowan Company, LLC · Herbicide
Group 2 herbicide containing 75% prosulfuron as water dispersible granules for broadleaf weed control in field corn, winter wheat, sorghum, millet, and seed corn. Controls or suppresses wild buckwheat, lady's thumb, lamb's-quarters (including triazine-tolerant biotypes), wild mustard, redroot pigweed (including triazine-tolerant biotypes), common ragweed, velvetleaf, and wild carrot. For sale and use in Eastern Canada only.
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 |
|---|---|---|---|---|
| Corn | Cocklebur, Lady's Thumb, Lamb's-Quarters (including triazine-tolerant biotypes), Wild Mustard, Redroot Pigweed (including triazine-tolerant biotypes), Common Ragweed, Velvetleaf | 5.38 g/acre | – | – |
| Field Corn | Wild Buckwheat, Lady's Thumb, Lamb's-Quarters (including triazine-tolerant biotypes), Wild Mustard, Redroot Pigweed (including triazine-tolerant biotypes), Common Ragweed, Velvetleaf | 5.38 g/acre | 120 d | 12 d |
| Millet | Cocklebur, Lady's Thumb, Lamb's-Quarters (including triazine-tolerant biotypes), Wild Mustard, Redroot Pigweed (including triazine-tolerant biotypes), Common Ragweed, Velvetleaf | 5.38 g/acre | 120 d | – |
| Sorghum | Cocklebur, Lady's Thumb, Lamb's-Quarters (including triazine-tolerant biotypes), Wild Mustard, Redroot Pigweed (including triazine-tolerant biotypes), Common Ragweed, Velvetleaf | 5.38 g/acre | 120 d | – |
| Wheat | Wild Buckwheat, Lady's Thumb, Lamb's-Quarters (including triazine-tolerant biotypes), Wild Mustard, Redroot Pigweed (including triazine-tolerant biotypes), Common Ragweed, Velvetleaf | 5.38 g/acre | 75 d | 12 d |
| Wheat | Wild Carrot (Daucus carota) | 5.38 g/acre | 75 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 | AGRAL® 90 NON-IONIC WETTING AND SPREADING AGENT PEAK 75WG Herbicide must be tank mixed with either a non-ionic surfactant (AGRAL 90, Agsurf or Citowett Plus) or a Crop Oil Concentrate (Assist) plus Banvel II | 0.2% v/v |
| Required | AGRAL® 90 NON-IONIC WETTING AND SPREADING AGENT PEAK 75WG Herbicide must be tank mixed with a non-ionic surfactant (AGRAL 90, Agsurf, or Citowett Plus). Do not use Crop Oil Concentrate for use on winter wheat. | 0.2% v/v |
| Required | ASSIST PEAK 75WG Herbicide must be tank mixed with either a non-ionic surfactant (AGRAL 90, Agsurf or Citowett Plus) or a Crop Oil Concentrate (Assist) plus Banvel II | 1.0% v/v |
| Required | Activate Plus NIS NIS | 0.2% v/v (2.0 L per 1000 L spray mixture) |
| Required | Activate Plus NIS NIS | 0.2% v/v |
| Required | CITOWETT PLUS PEAK 75WG Herbicide must be tank mixed with either a non-ionic surfactant (AGRAL 90, Agsurf or Citowett Plus) or a Crop Oil Concentrate (Assist) plus Banvel II | 0.2% v/v |
| Required | CITOWETT PLUS PEAK 75WG Herbicide must be tank mixed with a non-ionic surfactant (AGRAL 90, Agsurf, or Citowett Plus). Do not use Crop Oil Concentrate for use on winter wheat. | 0.2% v/v |
| Required | HiActivate® NIS Surfactant Required: Yes - non-ionic surfactant at 0.2% v/v OR crop oil concentrate at 1.0% v/v | 0.2% v/v (2.0 L per 1000 L spray mixture) |
| Required | HiActivate® NIS Surfactant Required: Yes - non-ionic surfactant at 0.2% v/v (Do NOT use crop oil concentrate) | 0.2% v/v (2.0 L per 1000 L spray mixture) |
| Required | HiActivate® NIS Surfactant Required: Non-ionic surfactant (Do NOT use crop oil concentrate) | 0.2% v/v |
| Required | HiActivate® NIS Surfactant Required: Yes - non-ionic surfactant at 0.2% v/v OR crop oil concentrate at 1.0% v/v | 0.2% v/v |
| Required | HiActivate® NIS Surfactant Required: Yes - non-ionic surfactant at 0.2% v/v | 0.2% v/v |
| Required | Slam'R COC Adjuvant Surfactant Required: Yes - non-ionic surfactant at 0.2% v/v OR crop oil concentrate at 1.0% v/v | 1.0% v/v (10 L per 1000 L spray mixture) |
| Required | Slam'R COC Adjuvant Surfactant Required: Yes - non-ionic surfactant at 0.2% v/v OR crop oil concentrate at 1.0% v/v | 1.0% v/v |
| Required | VOYAGE COC COC | 1.0% v/v (10 L per 1000 L spray mixture) |
| Required | VOYAGE COC COC | 1.0% v/v |
| Required | non-ionic surfactant PEAK 75WG Herbicide + tank mix partner must be applied with either: a) a recommended non-ionic surfactant at 0.2% v/v (2.0 L for each 1000 L of spray mixture) | 0.2% v/v (2.0 L for each 1000 L of spray mixture) |
| Required | crop oil concentrate PEAK 75WG Herbicide + tank mix partner must be applied with either: b) a crop oil concentrate at 1.0% v/v (10 L for each 1000 L of spray mixture) | 1.0% v/v (10 L for each 1000 L of spray mixture) |
| Required | non-ionic surfactant Winter wheat: PEAK 75WG Herbicide + tank mix partner must be applied with a recommended non-ionic surfactant at 0.2% v/v (2.0 L for each 1000 L of spray mixture) | 0.2% v/v (2.0 L for each 1000 L of spray mixture) |
| Required | crop oil concentrate PEAK 75WG Herbicide must be applied with a recommended non-ionic surfactant or crop oil concentrate | 1.0% v/v |
| Required | non-ionic surfactant PEAK 75WG Herbicide must be tank mixed with either a non-ionic surfactant (AGRAL 90, Agsurf or Citowett Plus) or a Crop Oil Concentrate (Assist) plus Banvel II | 0.2% v/v |
| Required | non-ionic surfactant PEAK 75WG Herbicide must be applied with a recommended non-ionic surfactant | 0.2% v/v |
| Required | non-ionic surfactant PEAK 75WG Herbicide must be tank mixed with a non-ionic surfactant (AGRAL 90, Agsurf, or Citowett Plus). Do not use Crop Oil Concentrate for use on winter wheat. | 0.2% v/v |
| Compatible | AGRAL® 90 PEAK 75WG | 2 L/1000 L |
| Compatible | AGRAL® 90 NON-IONIC WETTING AND SPREADING AGENT PEAK 75WG | 2 L/1000 L |
| Compatible | AQUASURF® Non-ionic Spray Adjuvant PEAK 75WG HERBICIDE | 2 L/1000 L |
| Compatible | CROP ZONE CZ 90 PEAK 75WG | 2 L/1000 L |
| Compatible | ENHANCE PEAK 75WG HERBICIDE | 2L/1000L |
| Compatible | ICON - A Non-Ionic Liquid Wetting and Spreading Agent PEAK 75WG HERBICIDE | 2L/1000L |
| Compatible | IPCO® Ag-Surf II PEAK 75WG | 2L/1000L |
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.
