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Back to Registered Crop Input Products
Registered Crop Input Products / Korrex™ B Herbicide

Korrex™ B Herbicide

PCP #31205 · Corteva Agriscience Canada Company · Herbicide

Group 4

Group 4 herbicide containing dicamba for control of annual and perennial broadleaf weeds in reduced tillage systems prior to seeding cereals, in fallow land, and for perennial weed control in summerfallow and stubble. Can be used alone or in tank-mix with glyphosate.

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Registered uses (8)

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

CropTargetRatePHI
CerealsAnnual grasses and broadleaf weeds127 mL/acre–
SummerfallowAnnual and perennial weeds (bindweed field, buckwheat Tartary, buckwheat wild, cleavers, cockle cow, flixweed, foxtail green, kochia, lady's-thumb, lamb's-quarters, mustard species, pigweed species, ragweed species, sow-thistle perennial, spurry corn, smartweed green, thistle Canada, velvetleaf)243–506 mL/acre–
SummerfallowAnnual weeds (barley foxtail, buckwheat wild, cereals volunteer, cockle cow, flixweed, foxtail green, kochia, lady's-thumb, lamb's-quarters, mustard wild, oats wild, pigweed redroot, canola volunteer, stinkweed, thistle Russian)117–243 mL/acre–
SummerfallowPerennial weeds (bindweed field, daisy English, dock curled, goldenrod, ragwort tansy, sow thistle perennial, thistle Canada)1012 mL/acre–
SummerfallowPerennial weeds (bindweed field, daisy English, dock curled, goldenrod, ragwort tansy, sow thistle perennial, thistle Canada)1012 mL/acre–
SummerfallowPerennial weeds (thistle Canada, sow-thistle perennial)506 mL/acre–
SummerfallowSeedling weeds (buckwheat Tartary, buckwheat wild, cockle cow, cleavers, lady's thumb, sow-thistle perennial, smartweed green, spurry corn, thistle Canada)93.1–117 mL/acre–
SummerfallowThistle Canada (rosettes)506 mL/acre–

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
dicamba 480 g/L
Mode of action: Synthetic auxin (HRAC 4, Benzoate)
CAS 1918-00-9
Formulation
solution
Resistance group
Group 4
First registered
2013-12-10
Registration expiry
2026-12-31