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Back to Registered Crop Input Products
Registered Crop Input Products / Extinguish XL Herbicide with ARYLEX™ ACTIVE

Extinguish XL Herbicide with ARYLEX™ ACTIVE

PCP #35112 · Corteva Agriscience Canada Company · Herbicide

Group 2 and Group 4

Group 2 and Group 4 selective postemergence herbicide for control of annual and perennial broadleaf weeds in spring wheat (including durum), winter wheat, and spring barley. Contains three active ingredients: halauxifen (auxin-type), florasulam (ALS inhibitor), and 2,4-D (auxin-type). Controls a broad spectrum of broadleaf weeds including herbicide-resistant biotypes of canola, chickweed, cleavers, Canada fleabane, common ragweed, kochia, and lamb's-quarters.

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Registered uses (35)

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 and perennial broadleaf weeds0.337 L/acre60 d
CerealsAnnual and perennial broadleaf weeds (including chickweed, cleavers, dandelion, wild buckwheat, lamb's-quarters, kochia, Canada thistle and others)0.337 L/acre60 d
WheatAnnual and perennial broadleaf weeds0.337 L/acre60 d
WheatAnnual and perennial broadleaf weeds (including chickweed, cleavers, dandelion, wild buckwheat, lamb's-quarters, kochia, Canada thistle and others)0.337 L/acre60 d
WheatAnnual and perennial broadleaf weeds (including chickweed, cleavers, dandelion, wild buckwheat, lamb's-quarters, kochia, Canada thistle and others)0.337 L/acre60 d
Wheatalfalfa, volunteer0.337 L/acre60 d
Wheatbarnyard grass0.337 L/acre60 d
Wheatbuckwheat, wild0.337 L/acre60 d
Wheatcanola, volunteer (including all herbicide-resistant biotypes)0.337 L/acre60 d
Wheatchickweed (including Group 2 resistant biotypes)0.337 L/acre60 d
Wheatcleavers (including Group 2 resistant biotypes)0.337 L/acre60 d
Wheatcow cockle0.337 L/acre60 d
Wheatdandelion0.337 L/acre60 d
Wheatflax, volunteer0.337 L/acre60 d
Wheatfleabane, Canada (including Group 2 and 9 resistant biotypes)0.337 L/acre60 d
Wheatflixweed0.337 L/acre60 d
Wheathemp-nettle (suppression)0.337 L/acre60 d
Wheatkochia (including Group 2 and 9 resistant biotypes) (suppression)0.337 L/acre60 d
Wheatlamb's-quarters (including Group 2 resistant biotypes)0.337 L/acre60 d
Wheatmustard, wild0.337 L/acre60 d
Wheatnarrow-leaved hawk's-beard0.337 L/acre60 d
Wheatnight flowering catchfly (suppression)0.337 L/acre60 d
Wheatragweed, common (including Group 2 and 9 resistant biotypes)0.337 L/acre60 d
Wheatredroot pigweed0.337 L/acre60 d
Wheatround-leaved mallow0.337 L/acre60 d
Wheatscentless chamomile (suppression)0.337 L/acre60 d
Wheatshepherd's-purse0.337 L/acre60 d
Wheatsmartweed (green smartweed, lady's thumb)0.337 L/acre60 d
Wheatsow-thistle, annual0.337 L/acre60 d
Wheatsow-thistle, perennial (suppression)0.337 L/acre60 d
Wheatstinkweed0.337 L/acre60 d
Wheatstork's-bill0.337 L/acre60 d
Wheatthistle, Canada (suppression)0.337 L/acre60 d
Wheatvelvetleaf0.337 L/acre60 d
Wheatwhite cockle (suppression)0.337 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
florasulam 6 g/L
Group 2
Mode of action: ALS / AHAS inhibitor (HRAC 2, Triazolopyrimidine)
CAS 145701-23-1
halauxifen
Auxin-type herbicide
CAS 943832-60-8
2,4-d
Phenoxy herbicide
Mode of action: Synthetic auxin (HRAC 4, Phenoxy)
CAS 94-75-7
Formulation
emulsifiable concentrate
Resistance group
Group 2 and Group 4
First registered
2024-03-01
Registration expiry
2029-12-31