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Registered Crop Input Products / DUAL II MAGNUM AGRICULTURAL Herbicide

DUAL II MAGNUM AGRICULTURAL Herbicide

PCP #29347 · Syngenta Canada Inc. · Herbicide

Group 15

Group 15 herbicide containing S-Metolachlor for selective pre-emergent and early post-emergent control of annual grasses, nightshade, nutsedge and suppression of redroot pigweed in corn, soybeans, beans, potatoes, vegetables, fruits, ornamentals and other crops.

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Registered uses (31)

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

CropTargetRatePHI
AppleAnnual Grasses and Broadleaf Weeds0.506–0.708 L/acre–
AsparagusAmerican Nightshade, Eastern Black Nightshade, Crabgrass (smooth, hairy), Barnyard Grass, Fall Panicum, Foxtail (green, yellow, giant), Old Witchgrass, and Redroot Pigweed (suppression only)0.627–0.708 L/acre16 d
BeanAmerican Nightshade, Eastern Black Nightshade, Fall Panicum, Foxtail (green, yellow, giant), Crabgrass (smooth, hairy), Old Witchgrass, Barnyard Grass, Yellow Nutsedge, Redroot Pigweed (suppression only)0.465–0.708 L/acre–
BeanAmerican Nightshade, Eastern Black Nightshade, Fall Panicum, Foxtail (green, yellow, giant), Crabgrass (smooth, hairy), Old Witchgrass, Barnyard Grass, Yellow Nutsedge, Redroot Pigweed (suppression only)0.465–0.708 L/acre–
BeanAnnual Grasses and Nutsedge0.465–0.708 L/acre–
BeetNightshade (American and Eastern Black), Crabgrass (Smooth, Hairy), Barnyard Grass, Fall Panicum, Foxtail (Green, Yellow, Giant), Old Witchgrass, Redroot Pigweed (suppression only)0.506 L/acre–
BlueberryNightshade (American and Eastern black), crabgrass (smooth, hairy), barnyard grass, fall panicum, foxtail (green, yellow, giant), old witchgrass, Redroot pigweed (suppression only)0.506–0.708 L/acre30 d
CarrotAmerican nightshade, fall panicum, eastern black nightshade, foxtail (green, yellow, giant), crabgrass (smooth, hairy), old witchgrass, barnyard grass and suppression of redroot pigweed0.486–0.708 L/acre30 d
CauliflowerNightshade, Annual Grasses and Redroot Pigweed (suppression only)0.506–0.708 L/acre–
ConifersAnnual broadleaf and grass weeds0.506–0.708 L/acre–
CornAmerican Nightshade, Eastern Black Nightshade, Crabgrass (smooth, hairy), Barnyard Grass, Redroot Pigweed (suppression only), Fall Panicum, Foxtail (green, yellow, giant), Old Witchgrass, Yellow Nutsedge0.506–0.708 L/acre80 d
Cucurbit VegetablesNot Specified0.465–0.631 L/acre–
LupinAnnual Grasses0.445–0.708 L/acre80 d
Mustard GreensLabelled annual broadleaf and grass weeds0.486–0.607 L/acre30 d
OrnamentalsNightshade, Annual Grasses and Redroot Pigweed (suppression only)0.506–0.708 L/acre–
PeaEastern Black Nightshade, Annual Grasses0.506–0.708 L/acre–
PeanutNutsedge, Annual Grasses and Nightshade0.465–0.627 L/acre90 d
Pearl MilletSuppression of Smooth crabgrass, Green foxtail, Barnyard grass0.253 L/acre130 d
PlumAnnual Grasses and Broadleaf Weeds0.708 L/acre–
PotatoNutsedge, Annual Grasses and Broadleaf Weeds0.506–0.708 L/acre–
RutabagaNot Specified0.506–0.708 L/acre–
SoybeanAnnual Grasses, Nightshade, Redroot Pigweed (suppression only)0.465–0.708 L/acre–
SoybeanNutsedge, Annual grasses and Nightshade0.465–0.708 L/acre–
SoybeanTall Water-Hemp (suppression)0.708 L/acre–
SpruceAnnual grasses and broadleaf weeds0.506–0.708 L/acre–
StrawberryLabelled annual broadleaf and grass weeds; Labelled annual grasses and nutsedge0.506–0.708 L/acre30 d
Sugar BeetNot Specified0.506–0.708 L/acre–
Sweet CornAmerican Nightshade, Eastern Black Nightshade, Crabgrass (smooth, hairy), Barnyard Grass, Redroot Pigweed (suppression only), Fall Panicum, Foxtail (green, yellow, giant), Old Witchgrass, Yellow Nutsedge0.506–0.708 L/acre45 d
Sweet PotatoLabelled annual broadleaf and grass weeds0.506–0.708 L/acre105 d
TomatoAnnual Nightshades (American Nightshade, Eastern Black Nightshade), Nutsedge, Annual Grasses and Broadleaf Weeds0.405–0.506 L/acre60 d
TomatoAnnual Nightshades (American Nightshade, Eastern Black Nightshade), Nutsedge, Annual Grasses and Broadleaf Weeds0.506–0.708 L/acre60 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
s-metolachlor 915 g/L
Mode of action: VLCFA inhibitor (HRAC 15, Chloroacetamide)
CAS 87392-12-9
Formulation
emulsifiable concentrate
Resistance group
Group 15
First registered
2009-10-08
Registration expiry
2029-12-31