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Back to Registered Crop Input Products
Registered Crop Input Products / GF-3538 Herbicide

GF-3538 Herbicide

PCP #33028 · Corteva Agriscience Canada Company · Herbicide

Group 2 4

Group 2 4 suspension herbicide for control of annual and perennial broadleaf weeds and grasses in wheat (spring, durum and winter) not underseeded to legumes. Contains pyroxsulam and fluroxypyr. Can be applied alone or tank mixed with 2,4-D Ester or MCPA Ester herbicides. For sale and use only in Prairie Provinces and Interior British Columbia (including Peace River Region).

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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
WheatBroadleaf weeds (tank mix with 2,4-D Ester)0.356 L/acre60 d
WheatBroadleaf weeds (tank mix with 2,4-D Ester)0.473 L/acre60 d
WheatBroadleaf weeds (tank mix with MCPA Ester)0.356 L/acre60 d
WheatBroadleaf weeds (tank mix with MCPA Ester)0.473 L/acre60 d
WheatCanada thistle (suppression)0.473 L/acre60 d
WheatJapanese brome0.356 L/acre60 d
WheatRussian thistle (suppression)0.473 L/acre60 d
Wheatbarnyard grass0.473 L/acre60 d
Wheatcleavers0.356 L/acre60 d
Wheatcleavers0.473 L/acre60 d
Wheatcommon chickweed0.473 L/acre60 d
Wheatcorn spurry0.473 L/acre60 d
Wheatcow cockle0.473 L/acre60 d
Wheatdandelion (suppression)0.473 L/acre60 d
Wheatdowny brome (suppression)0.473 L/acre60 d
Wheatflixweed0.473 L/acre60 d
Wheatgreen foxtail (suppression)0.473 L/acre60 d
Wheathemp-nettle0.473 L/acre60 d
Wheatkochia0.473 L/acre60 d
Wheatkochia (suppression)0.356 L/acre60 d
Wheatredroot pigweed0.473 L/acre60 d
Wheatround-leaved mallow0.473 L/acre60 d
Wheatshepherd's purse0.473 L/acre60 d
Wheatsmartweed (lady's-thumb)0.473 L/acre60 d
Wheatstinkweed0.473 L/acre60 d
Wheatstork's-bill (suppression)0.356 L/acre60 d
Wheatvolunteer canola0.473 L/acre60 d
Wheatvolunteer flax0.356 L/acre60 d
Wheatwild buckwheat0.356 L/acre60 d
Wheatwild oats0.356 L/acre60 d
Wheatyellow foxtail0.473 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
fluroxypyr 113.5 g/L
Mode of action: Synthetic auxin (HRAC 4, Pyridine carboxylic)
CAS 69377-81-7
pyroxsulam 12.8 g/L
CAS 422556-08-9
Formulation
suspension concentrate
Resistance group
Group 2 4
First registered
2018-03-16
Registration expiry
2028-12-31