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Registered Crop Input Products / VIKING™ Imazethapyr Herbicide

VIKING™ Imazethapyr Herbicide

PCP #34747 · Viking Crop Production Partners Inc. · Herbicide

Group 2

Group 2 herbicide containing imazethapyr for selective control of broadleaf weeds and grasses in soybeans, dry beans, peas, alfalfa, and other legume crops. Available for pre-plant, pre-emergent, and post-emergent applications depending on crop and region.

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Registered uses (22)

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

CropTargetRatePHI
AlfalfaCommon groundsel (partial control), redroot pigweed, green smartweed, stinkweed, volunteer canola, wild mustard, green foxtail (partial control)85 mL/acre–
AlfalfaSee soybean weed control table126–170 mL/acre–
AlfalfaStinkweed, wild mustard, volunteer canola, redroot pigweed, green foxtail (suppression)85 mL/acre–
BeanHairy nightshade85 mL/acre75 d
BeanSee soybean weed control table126 mL/acre40 d
Beanlamb's-quarters, redroot pigweed, smartweed, lady's-thumb, wild mustard, velvetleaf, ragweed (common - partial control), eastern black nightshade, foxtail (green and yellow), proso millet (partial control)126 mL/acre100 d
Beanlamb's-quarters, redroot pigweed, smartweed, lady's-thumb, wild mustard, velvetleaf, ragweed (common - partial control), eastern black nightshade, foxtail (green and yellow), proso millet (partial control)126 mL/acre100 d
Beanlamb's-quarters, redroot pigweed, smartweed, lady's-thumb, wild mustard, velvetleaf, ragweed (common - partial control), eastern black nightshade, foxtail (green and yellow), proso millet (partial control)126 mL/acre90 d
Chickling VetchSee Early Post-Emergence Weed Control table85 mL/acre60 d
PeaChickweed, cleavers, hemp-nettle, redroot pigweed, shepherd's purse, smartweed, stinkweed, volunteer canola, wild mustard, green foxtail, wild buckwheat (suppression), wild oats (suppression), common groundsel (partial control)85 mL/acre60 d
PeaSee soybean weed control table126 mL/acre50 d
PeaSee soybean weed control table126 mL/acre60 d
SoybeanBroadleaf weeds and grasses126 mL/acre100 d
SoybeanBroadleaf weeds and grasses126 mL/acre100 d
SoybeanBroadleaf weeds prior to emergence170 mL/acre100 d
SoybeanEmerged weeds (before 2 true leaf stage)170 mL/acre100 d
SoybeanResidual weed control64.7–85 mL/acre100 d
SoybeanSee Early Post-Emergence Weed Control table85 mL/acre85 d
Soybeanlamb's-quarters, redroot pigweed, smartweed, lady's-thumb, wild mustard, velvetleaf, ragweed (common), ragweed (giant), eastern black nightshade, wild buckwheat, cocklebur, foxtail (green and yellow), barnyard grass, old witchgrass, proso millet, crabgrass (large), yellow nutsedge126 mL/acre100 d
Soybeanlamb's-quarters, redroot pigweed, smartweed, lady's-thumb, wild mustard, velvetleaf, ragweed (common), ragweed (giant), eastern black nightshade, wild buckwheat, cocklebur, foxtail (green and yellow), barnyard grass, old witchgrass, proso millet, crabgrass (large), yellow nutsedge126–170 mL/acre100 d
Soybeanlamb's-quarters, redroot pigweed, smartweed, lady's-thumb, wild mustard, velvetleaf, ragweed (common), ragweed (giant), eastern black nightshade, wild buckwheat, cocklebur, foxtail (green and yellow), barnyard grass, old witchgrass, proso millet, crabgrass (large), yellow nutsedge126–170 mL/acre100 d
Soybeanlamb's-quarters, redroot pigweed, smartweed, lady's-thumb, wild mustard, velvetleaf, ragweed (common), ragweed (giant), eastern black nightshade, wild buckwheat, cocklebur, foxtail (green and yellow), barnyard grass, old witchgrass, proso millet, crabgrass (large), yellow nutsedge170 mL/acre100 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
imazethapyr 240 g/L
Imidazolinone herbicide
Mode of action: ALS / AHAS inhibitor (HRAC 2, Imidazolinone)
CAS 81335-77-5
Formulation
emulsifiable concentrate
Resistance group
Group 2
First registered
2023-03-09
Registration expiry
2026-12-31