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Fierce® EZ Master Herbicide
PCP #33870 · Valent Canada Inc. · Herbicide
Group 14 and Group 15
Group 14 and Group 15 suspension herbicide containing flumioxazin and pyroxasulfone for preemergence and burndown control of annual broadleaf and grass weeds in soybeans, chickpeas, field peas, lentils, field corn, wheat, fallow land, and non-crop bare ground areas. Controls resistant biotypes of common waterhemp, kochia, green foxtail, and wild mustard.
Registered uses (10)
Crop × pest × application rate combinations from the official label. Rates converted to per-acre. Always confirm against the official label PDF before applying.
| Crop | Target | Rate | PHI |
|---|---|---|---|
| Chickpea | Annual sowthistle, Canada fleabane, Cleavers, Common Barnyard grass, Common chickweed, Common lamb's-quarters, Common ragweed, Common Waterhemp including Group 2, 5, 9 resistant biotypes, Dandelion, Eastern black nightshade, Green foxtail including Group 1 and 2 resistant, Green pigweed, Hairy nightshade, Kochia including Group 2, 4, 9 resistant, Large crabgrass, Palmer amaranth, Pennsylvania smartweed, Redroot pigweed, Velvetleaf, Wild buckwheat, Wild mustard including Group 2 resistant; Suppression: Downy brome, Foxtail barley, Japanese brome, Russian thistle, Volunteer canola, Wild oats | 178–267 mL/acre | — |
| Corn | Annual sowthistle, Canada fleabane, Cleavers, Common Barnyard grass, Common chickweed, Common lamb's-quarters, Common ragweed, Common Waterhemp including Group 2, 5, 9 resistant biotypes, Dandelion, Eastern black nightshade, Green foxtail including Group 1 and 2 resistant, Green pigweed, Hairy nightshade, Kochia including Group 2, 4, 9 resistant, Large crabgrass, Palmer amaranth, Pennsylvania smartweed, Redroot pigweed, Velvetleaf, Wild buckwheat, Wild mustard including Group 2 resistant; Suppression: Downy brome, Foxtail barley, Japanese brome, Russian thistle, Volunteer canola, Wild oats | 178 mL/acre | — |
| Fallow Land | Annual sowthistle, Canada fleabane, Cleavers, Common Barnyard grass, Common chickweed, Common lamb's-quarters, Common ragweed, Common Waterhemp including Group 2, 5, 9 resistant biotypes, Dandelion, Eastern black nightshade, Green foxtail including Group 1 and 2 resistant, Green pigweed, Hairy nightshade, Kochia including Group 2, 4, 9 resistant, Large crabgrass, Palmer amaranth, Pennsylvania smartweed, Redroot pigweed, Velvetleaf, Wild buckwheat, Wild mustard including Group 2 resistant; Suppression: Downy brome, Foxtail barley, Japanese brome, Russian thistle, Volunteer canola, Wild oats | 178–267 mL/acre | — |
| Lentil | Annual sowthistle, Canada fleabane, Cleavers, Common Barnyard grass, Common chickweed, Common lamb's-quarters, Common ragweed, Common Waterhemp including Group 2, 5, 9 resistant biotypes, Dandelion, Eastern black nightshade, Green foxtail including Group 1 and 2 resistant, Green pigweed, Hairy nightshade, Kochia including Group 2, 4, 9 resistant, Large crabgrass, Palmer amaranth, Pennsylvania smartweed, Redroot pigweed, Velvetleaf, Wild buckwheat, Wild mustard including Group 2 resistant; Suppression: Downy brome, Foxtail barley, Japanese brome, Russian thistle, Volunteer canola, Wild oats | 178–267 mL/acre | — |
| Non-Crop | Annual sowthistle, Canada fleabane, Cleavers, Common Barnyard grass, Common chickweed, Common lamb's-quarters, Common ragweed, Common Waterhemp including Group 2, 5, 9 resistant biotypes, Dandelion, Eastern black nightshade, Green foxtail including Group 1 and 2 resistant, Green pigweed, Hairy nightshade, Kochia including Group 2, 4, 9 resistant, Large crabgrass, Palmer amaranth, Pennsylvania smartweed, Redroot pigweed, Velvetleaf, Wild buckwheat, Wild mustard including Group 2 resistant, Witchgrass; Suppression: Downy brome, Foxtail barley, Japanese brome, Russian thistle, Volunteer canola, Wild oats | 356–492 mL/acre | — |
| Non-Crop | Annual sowthistle, Canada fleabane, Cleavers, Common Barnyard grass, Common chickweed, Common lamb's-quarters, Common ragweed, Common Waterhemp including Group 2, 5, 9 resistant biotypes, Dandelion, Eastern black nightshade, Green foxtail including Group 1 and 2 resistant, Green pigweed, Hairy nightshade, Kochia including Group 2, 4, 9 resistant, Large crabgrass, Palmer amaranth, Pennsylvania smartweed, Redroot pigweed, Velvetleaf, Wild buckwheat, Wild mustard including Group 2 resistant, Witchgrass; Suppression: Downy brome, Foxtail barley, Japanese brome, Russian thistle, Volunteer canola, Wild oats | 356–492 mL/acre | — |
| Pea | Annual sowthistle, Canada fleabane, Cleavers, Common Barnyard grass, Common chickweed, Common lamb's-quarters, Common ragweed, Common Waterhemp including Group 2, 5, 9 resistant biotypes, Dandelion, Eastern black nightshade, Green foxtail including Group 1 and 2 resistant, Green pigweed, Hairy nightshade, Kochia including Group 2, 4, 9 resistant, Large crabgrass, Palmer amaranth, Pennsylvania smartweed, Redroot pigweed, Velvetleaf, Wild buckwheat, Wild mustard including Group 2 resistant; Suppression: Downy brome, Foxtail barley, Japanese brome, Russian thistle, Volunteer canola, Wild oats | 178–267 mL/acre | — |
| Soybean | Annual sowthistle, Canada fleabane, Cleavers, Common Barnyard grass, Common chickweed, Common lamb's-quarters, Common ragweed, Common Waterhemp including Group 2, 5, 9 resistant biotypes, Dandelion, Eastern black nightshade, Green foxtail including Group 1 and 2 resistant, Green pigweed, Hairy nightshade, Kochia including Group 2, 4, 9 resistant, Large crabgrass, Palmer amaranth, Pennsylvania smartweed, Redroot pigweed, Velvetleaf, Wild buckwheat, Wild mustard including Group 2 resistant; Suppression: Downy brome, Foxtail barley, Japanese brome, Russian thistle, Volunteer canola, Wild oats | 178–267 mL/acre | — |
| Wheat | Annual sowthistle, Canada fleabane, Cleavers, Common Barnyard grass, Common chickweed, Common lamb's-quarters, Common ragweed, Common Waterhemp including Group 2, 5, 9 resistant biotypes, Dandelion, Eastern black nightshade, Green foxtail including Group 1 and 2 resistant, Green pigweed, Hairy nightshade, Kochia including Group 2, 4, 9 resistant, Large crabgrass, Palmer amaranth, Pennsylvania smartweed, Redroot pigweed, Velvetleaf, Wild buckwheat, Wild mustard including Group 2 resistant; Suppression: Downy brome, Foxtail barley, Japanese brome, Russian thistle, Volunteer canola, Wild oats | 178 mL/acre | — |
| Wheat | Annual sowthistle, Canada fleabane, Cleavers, Common Barnyard grass, Common chickweed, Common lamb's-quarters, Common ragweed, Common Waterhemp including Group 2, 5, 9 resistant biotypes, Dandelion, Eastern black nightshade, Green foxtail including Group 1 and 2 resistant, Green pigweed, Hairy nightshade, Kochia including Group 2, 4, 9 resistant, Large crabgrass, Palmer amaranth, Pennsylvania smartweed, Redroot pigweed, Velvetleaf, Wild buckwheat, Wild mustard including Group 2 resistant; Suppression: Downy brome, Foxtail barley, Japanese brome, Russian thistle, Volunteer canola, Wild oats | 178 mL/acre | — |
About this content. This page presents the official PMRA label as published by Health Canada's 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.