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Registered Crop Input Products / Formula 40™C Herbicide

Formula 40™C Herbicide

PCP #28296 · Corteva Agriscience Canada Company · Herbicide

Group 4

Group 4 phenoxy herbicide containing 2,4-D as dimethylamine salt for control of broadleaf weeds in wheat, barley, rye, corn, asparagus, established pastures and rangelands, turf, and non-crop areas. Provides control of susceptible and harder to kill broadleaf weeds at various growth stages.

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Registered uses (13)

Crop × pest × application rate combinations from the official label. Rates converted to per-acre. Always confirm against the official label PDF before applying.

CropTargetRatePHI
AsparagusBroadleaf weeds1.11 L/acre–
AsparagusBroadleaf weeds0.809–1.11 L/acre–
CornBroadleaf weeds0.486 L/acre7 d
CornBroadleaf weeds0.202–0.445 L/acre7 d
Non-cropGeneral weeds, deep-rooted perennial weeds such as bindweed and Canada thistle1.62 L/acre–
RangelandSusceptible perennials or winter annuals0.445–0.809 L/acre7 d
RangelandYellow rocket (before the 4 leaf stage), and other susceptible winter annual weeds such as common chickweed, common purslane, curled dock (before the 4 leaf stage), dog mustard, goosefoot, groundsel, hawkweed, heal-all, knotweed (before the 4 leaf stage), peppergrass, pineappleweed, prostrate pigweed, sheep sorrel, smartweed and velvet leaf0.809 L/acre7 d
Sweet CornBroadleaf weeds0.202–0.486 L/acre14 d
TurfBroadleaf weeds0.911 L/acre–
WheatHarder to kill weeds (biennial wormwood, docks, dandelion, dog mustard, field peppergrass, hairy galinsoga, hedge bindweed, lady's-thumb, oakleaf goosefoot, redroot pigweed, Russian thistle, smartweed, annual sowthistle, tansy, tartary buckwheat, tumbleweed, blue lettuce, Canada thistle, field bindweed, leafy spurge, perennial sowthistle) - Seedling (2-4 leaves), growing rapidly0.506 L/acre7 d
WheatHarder to kill weeds - Weeds in bud, dry/cool weather, heavy infestation0.708 L/acre7 d
WheatSusceptible weeds (mustard except dog and green tansy, bluebur, burdock, cocklebur, field horsetail, stinkweed, goatsbeard, prickly lettuce, hoary cress, kochia, lamb's-quarters, plantain, ragweeds, Russian pigweed, shepherd's-purse, annual sunflower, sweetclover, vetch, wild radish) - Seedling (2-4 leaves), growing rapidly0.283 L/acre7 d
WheatSusceptible weeds - Weeds in bud, dry/cool weather, heavy infestation0.445 L/acre7 d

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.

Quick facts

Active ingredients
2,4-d 470 g/L
Phenoxy herbicide
Mode of action: Synthetic auxin (HRAC 4, Phenoxy)
CAS 94-75-7
Formulation
liquid
Resistance group
Group 4
First registered
2006-06-15
Registration expiry
2027-12-31