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WeedAway® MCPA SODIUM SALT 300
PCP #21933 · Interprovincial Cooperative Limited · Herbicide
Group 4
Group 4 liquid herbicide containing MCPA sodium salt for broadleaf weed control in cereals, flax, corn, peas, and cereals underseeded to legumes. Controls susceptible weeds including mustards, kochia, lambsquarters, and provides top growth control of harder to kill weeds like Canada thistle and perennial sow thistle.
Registered uses (18)
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 |
|---|---|---|---|
| Cereals | Harder to kill weeds (Annual Sow Thistle, Bluebur, Blue Lettuce, Canada Thistle, Peppergrass, Curled Dock, Dog Mustard, Goosefoot, Hempnettle, Redroot Pigweed, Russian Thistle, Perennial Sow Thistle, Leafy Spurge) | 0.809–1.11 L/acre | — |
| Cereals | Susceptible weeds (Burdock, Cocklebur, Mustards, Ragweed, Flixweed, Kochia, Lambsquarters, Russian Pigweed, Shepherd's Purse, Stinkweed) | 0.506–0.809 L/acre | — |
| Cereals | Susceptible weeds (Mustards, Ragweed, Flixweed, Kochia, Lamb's quarters, Russian Pigweed, Shepherd's Purse, Stinkweed) | 0.405 L/acre | — |
| Corn | Susceptible weeds (Burdock, Cocklebur, Mustards, Ragweed, Flixweed, Kochia, Lambsquarters, Russian Pigweed, Shepherd's Purse, Stinkweed) | 0.405–0.607 L/acre | 15 d |
| Flax | Harder to kill weeds (Annual Sow Thistle, Bluebur, Blue Lettuce, Canada Thistle, Peppergrass, Curled Dock, Dog Mustard, Goosefoot, Hempnettle, Redroot Pigweed, Russian Thistle, Perennial Sow Thistle, Leafy Spurge) | 0.809–1.11 L/acre | — |
| Flax | Susceptible weeds (Burdock, Cocklebur, Mustards, Ragweed, Flixweed, Kochia, Lambsquarters, Russian Pigweed, Shepherd's Purse, Stinkweed) | 0.506–0.809 L/acre | — |
| Oats | Harder to kill weeds (Annual Sow Thistle, Bluebur, Blue Lettuce, Canada Thistle, Peppergrass, Curled Dock, Dog Mustard, Goosefoot, Hempnettle, Redroot Pigweed, Russian Thistle, Perennial Sow Thistle, Leafy Spurge) | 0.809–1.11 L/acre | — |
| Oats | Susceptible weeds (Burdock, Cocklebur, Mustards, Ragweed, Flixweed, Kochia, Lambsquarters, Russian Pigweed, Shepherd's Purse, Stinkweed) | 0.506–0.809 L/acre | — |
| Pea | Harder to kill weeds (Annual Sow Thistle, Bluebur, Blue Lettuce, Canada Thistle, Peppergrass, Curled Dock, Dog Mustard, Goosefoot, Hempnettle, Redroot Pigweed, Russian Thistle, Perennial Sow Thistle, Leafy Spurge) | 0.506 L/acre | — |
| Pea | Susceptible weeds (Mustards, Ragweed, Flixweed, Kochia, Lambsquarters, Russian Pigweed, Shepherd's Purse, Stinkweed) | 0.405 L/acre | — |
| Rye | Harder to kill weeds (Annual Sow Thistle, Bluebur, Blue Lettuce, Canada Thistle, Peppergrass, Curled Dock, Dog Mustard, Goosefoot, Hempnettle, Redroot Pigweed, Russian Thistle, Perennial Sow Thistle, Leafy Spurge) | 0.809–1.11 L/acre | — |
| Rye | Harder to kill weeds (Annual Sow Thistle, Bluebur, Blue Lettuce, Canada Thistle, Peppergrass, Curled Dock, Dog Mustard, Goosefoot, Hempnettle, Redroot Pigweed, Russian Thistle, Perennial Sow Thistle, Leafy Spurge) | 0.809–1.11 L/acre | — |
| Rye | Susceptible weeds (Burdock, Cocklebur, Mustards, Ragweed, Flixweed, Kochia, Lambsquarters, Russian Pigweed, Shepherd's Purse, Stinkweed) | 0.506–0.809 L/acre | — |
| Rye | Susceptible weeds (Burdock, Cocklebur, Mustards, Ragweed, Flixweed, Kochia, Lambsquarters, Russian Pigweed, Shepherd's Purse, Stinkweed) | 0.506–0.809 L/acre | — |
| Wheat | Harder to kill weeds (Annual Sow Thistle, Bluebur, Blue Lettuce, Canada Thistle, Peppergrass, Curled Dock, Dog Mustard, Goosefoot, Hempnettle, Redroot Pigweed, Russian Thistle, Perennial Sow Thistle, Leafy Spurge) | 0.809–1.11 L/acre | — |
| Wheat | Harder to kill weeds (Annual Sow Thistle, Bluebur, Blue Lettuce, Canada Thistle, Peppergrass, Curled Dock, Dog Mustard, Goosefoot, Hempnettle, Redroot Pigweed, Russian Thistle, Perennial Sow Thistle, Leafy Spurge) | 0.809–1.11 L/acre | — |
| Wheat | Susceptible weeds (Burdock, Cocklebur, Mustards, Ragweed, Flixweed, Kochia, Lambsquarters, Russian Pigweed, Shepherd's Purse, Stinkweed) | 0.506–0.809 L/acre | — |
| Wheat | Susceptible weeds (Burdock, Cocklebur, Mustards, Ragweed, Flixweed, Kochia, Lambsquarters, Russian Pigweed, Shepherd's Purse, Stinkweed) | 0.506–0.809 L/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.