Paradigm InputsParadigm Inputs
How it WorksCertified Premium Generics
Become a Broker

Site navigation

Paradigm Inputs
How it WorksCertified Premium GenericsAbout UsResourcesFind a BrokerContact
Become a Broker
Paradigm Inputs

Learn more

  • About Us
  • Certified Premium Generics
  • Registered Crop Input Products

How it works

  • How it Works
  • Become a Broker

Find a Broker

  • Find a Broker
  • Contact

Updates

Get the latest news on Certified Premium Generics and broker opportunities.

We respect your inbox and never share your information without permission.

© 2026 Direct Yield Market. All rights reserved.

Privacy policyTerms of serviceCookie settingsAccessibility
FacebookInstagramLinkedInX (Twitter)
Become a BrokerFind a Broker
Back to Registered Crop Input Products
Registered Crop Input Products / DUAL II MAGNUM® Herbicide

DUAL II MAGNUM® Herbicide

PCP #25729 · Syngenta Canada Inc. · Herbicide

Group 15

Group 15 herbicide containing S-Metolachlor for selective pre-emergent and early post-emergent control of annual grasses, broadleaf weeds, nutsedge, and nightshade in corn, soybeans, beans, potatoes, fruit trees, processing peas, rutabagas, conifers, sugar beets, lupins, tomatoes, and various minor use crops. Often used in tank mixtures with other herbicides for broader spectrum weed control.

Open full PDF →

Registered uses (44)

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 Grasses0.708 L/acre–
AppleAnnual Grasses and Broadleaf Weeds0.506–0.708 L/acre–
ApricotAnnual Grasses0.708 L/acre–
ApricotAnnual Grasses and Broadleaf Weeds0.506–0.708 L/acre–
AsparagusAmerican Nightshade, Eastern Black Nightshade, Crabgrass, Barnyard Grass, Fall Panicum, Foxtail, Old Witchgrass0.627–0.708 L/acre16 d
BeanAnnual Grasses and Nutsedge0.465–0.708 L/acre–
CarrotAnnual Grasses and Broadleaf Weeds0.486–0.607 L/acre30 d
CarrotAnnual Grasses and Broadleaf Weeds0.607–0.708 L/acre30 d
CarrotAnnual Grasses and Broadleaf Weeds0.486–0.607 L/acre30 d
CeleryAnnual Grasses and Broadleaf Weeds0.486–0.607 L/acre62 d
CeleryAnnual Grasses and Broadleaf Weeds0.607–0.708 L/acre62 d
CherryAnnual Grasses0.708 L/acre–
CherryAnnual Grasses and Broadleaf Weeds0.506–0.708 L/acre–
ConifersAnnual Broadleaf and Grass Weeds0.506–0.708 L/acre–
CornAnnual Grasses0.506–0.708 L/acre80 d
CornAnnual Grasses0.506–0.708 L/acre80 d
CornAnnual Grasses0.506–0.708 L/acre45 d
CornAnnual Grasses and Broadleaf Weeds0.506–0.708 L/acre80 d
CornGreen and Yellow Foxtail, Barnyard Grass and Broadleaf Weeds0.506–0.708 L/acre–
CornGreen and Yellow Foxtail, Barnyard Grass and Broadleaf Weeds0.506–0.708 L/acre–
CornNutsedge, Annual Grasses0.506–0.708 L/acre80 d
LupinAnnual Grasses0.445–0.708 L/acre–
LupinAnnual Grasses and Broadleaf Weeds including Nightshade0.445–0.708 L/acre–
PeaEastern Black Nightshade, Annual Grasses0.506–0.708 L/acre–
PeachAnnual Grasses0.708 L/acre–
PeachAnnual Grasses and Broadleaf Weeds0.506–0.708 L/acre–
PearAnnual Grasses0.708 L/acre–
PearAnnual Grasses and Broadleaf Weeds0.506–0.708 L/acre–
PineAnnual Grasses and Broadleaf Weeds0.506–0.708 L/acre–
PlumAnnual Grasses0.708 L/acre–
PlumAnnual Grasses and Broadleaf Weeds0.506–0.708 L/acre–
PoplarAnnual Grasses and Broadleaf Weeds0.506–0.708 L/acre–
PotatoAnnual Grasses and Broadleaf Weeds0.506–0.708 L/acre–
PotatoNutsedge, Annual Grasses and Broadleaf Weeds0.506–0.708 L/acre–
RadishAnnual Grasses and Broadleaf Weeds0.486–0.607 L/acre40 d
RadishAnnual Grasses and Broadleaf Weeds0.607–0.708 L/acre40 d
RutabagaAnnual Grasses0.506–0.708 L/acre–
RutabagaAnnual Grasses and Nutsedge0.506–0.708 L/acre–
SoybeanAnnual Grasses and Broadleaf Weeds including Nightshade0.465–0.708 L/acre–
SoybeanAnnual Grasses and Nightshade0.465–0.708 L/acre–
SoybeanNutsedge, Annual Grasses and Nightshade0.465–0.708 L/acre–
SpruceAnnual Grasses and Broadleaf Weeds0.506–0.708 L/acre–
Sugar BeetAnnual Grasses and Broadleaf Weeds0.506–0.708 L/acre–
TomatoAnnual Nightshades (American Nightshade, Eastern Black Nightshade), Nutsedge, Annual Grasses and Broadleaf Weeds0.506–0.708 L/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
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
1998-11-12
Registration expiry
2029-12-31