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Back to Registered Crop Input Products
Registered Crop Input Products / Treflan Liquid EC

Treflan Liquid EC

PCP #23933 · Gowan Company, LLC · Herbicide

Group 3

Group 3 herbicide for control of annual grasses and broadleaf weeds in oilseed crops, special crops, cereals, vegetables, fruits, forage legumes, and ornamentals. Provides control of wild millet, barnyard grass, crab grass, pigweed, lamb's-quarters, chickweed, and other annual weeds. Suppresses wild oats. Will not control trifluralin tolerant green foxtail.

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Registered uses (60)

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

CropTargetRatePHI
AlfalfaAnnual grasses and annual broadleaves0.688–1.21 L/acre–
AlfalfaAnnual grasses and annual broadleaves0.486–0.971 L/acre–
AppleAnnual grasses and annual broadleaves0.486–0.971 L/acre–
AsparagusAnnual grasses and annual broadleaves0.809–1.7 L/acre–
AsparagusAnnual grasses and annual broadleaves0.809–1.7 L/acre–
BeanAnnual grasses and annual broadleaves0.688–1.21 L/acre–
BeanAnnual grasses and annual broadleaves0.688–1.21 L/acre–
BeanAnnual grasses and annual broadleaves0.688–1.21 L/acre–
BeanAnnual grasses and annual broadleaves0.688–1.21 L/acre–
BeanAnnual grasses and annual broadleaves0.486–0.971 L/acre–
BeanAnnual grasses and annual broadleaves0.486–0.971 L/acre–
BeanAnnual grasses and annual broadleaves0.486–0.688 L/acre–
BeanAnnual grasses and annual broadleaves0.486–0.971 L/acre–
BroccoliAnnual grasses and annual broadleaves0.688–1.21 L/acre–
Brussels sproutsAnnual grasses and annual broadleaves0.688–1.21 L/acre–
CabbageAnnual grasses and annual broadleaves0.688–1.21 L/acre–
CabbageAnnual grasses and annual broadleaves0.486–0.971 L/acre–
CanolaAnnual grasses (wild millet, barnyard grass, crab grass, brome grass, cheat, stink grass, goose grass, annual blue grass, Persian darnel) and annual broadleaves (wild buckwheat, cow cockle, pigweed, lamb's-quarters, chickweed, purslane, knotweed, carpetweed)0.688–1.21 L/acre–
CanolaAnnual grasses and annual broadleaves0.688–1.21 L/acre–
CanolaAnnual grasses and annual broadleaves0.486–0.971 L/acre–
CanolaAnnual grasses and annual broadleaves0.486–0.971 L/acre–
CarrotAnnual grasses and annual broadleaves0.688–1.21 L/acre–
CarrotAnnual grasses and annual broadleaves0.486–0.971 L/acre–
CauliflowerAnnual grasses and annual broadleaves0.688–1.21 L/acre–
Cerealswild millet (green and yellow foxtail)0.486–0.688 L/acre–
CloverAnnual grasses and annual broadleaves0.688–0.931 L/acre–
CrambeAnnual grasses and annual broadleaves0.688–1.21 L/acre–
CrambeAnnual grasses and annual broadleaves0.486–0.971 L/acre–
Faba BeanAnnual grasses and annual broadleaves0.688–1.21 L/acre–
Faba BeanAnnual grasses and annual broadleaves0.486–0.971 L/acre–
FlaxAnnual grasses and annual broadleaves1.38 L/acre–
FlaxAnnual grasses and annual broadleaves0.931–1.38 L/acre–
KaleAnnual grasses and annual broadleaves0.486–0.971 L/acre–
LentilAnnual grasses and annual broadleaves0.931–1.38 L/acre–
MustardAnnual grasses and annual broadleaves0.688–1.21 L/acre–
MustardAnnual grasses and annual broadleaves0.486–0.971 L/acre–
Nursery StockAnnual grasses and annual broadleaves0.486–0.971 L/acre–
PeaAnnual grasses and annual broadleaves0.688–1.21 L/acre–
PeaAnnual grasses and annual broadleaves0.486–0.688 L/acre–
RapeAnnual grasses and annual broadleaves0.486–0.971 L/acre–
RutabagaAnnual grasses and annual broadleaves0.688–1.21 L/acre–
RutabagaAnnual grasses and annual broadleaves0.486–0.971 L/acre–
SafflowerAnnual grasses and annual broadleaves0.688–1.21 L/acre–
SainfoinAnnual grasses and annual broadleaves0.688–1.21 L/acre–
Saskatoon BerryAnnual grasses and annual broadleaves0.931 L/acre–
ShelterbeltAnnual grasses and annual broadleaves1.9–3.76 L/acre–
ShelterbeltAnnual grasses and annual broadleaves0.486–0.971 L/acre–
SoybeanAnnual grasses and annual broadleaves0.688–1.21 L/acre–
SoybeanAnnual grasses and annual broadleaves0.486–0.971 L/acre–
StrawberryAnnual grasses and annual broadleaves0.931 L/acre–
SunflowerAnnual grasses and annual broadleaves0.688–1.21 L/acre–
SunflowerAnnual grasses and annual broadleaves0.486–0.971 L/acre–
Sweet CloverAnnual grasses and annual broadleaves0.688–1.21 L/acre–
TomatoAnnual grasses and annual broadleaves0.688–1.21 L/acre–
TomatoAnnual grasses and annual broadleaves0.486–0.971 L/acre–
TurnipAnnual grasses and annual broadleaves0.486–0.971 L/acre–
Wheatloose silky bentgrass––
Wheatwild millet (green and yellow foxtail)0.486–0.688 L/acre–
Wheatwild millet (green and yellow foxtail)0.486–0.688 L/acre–
Wheatwild millet (green and yellow foxtail)0.486–0.688 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
trifluralin 480 g/L
Mode of action: Microtubule assembly inhibitor (HRAC 3, Dinitroaniline)
CAS 1582-09-8
Formulation
emulsifiable concentrate
Resistance group
Group 3
First registered
1995-04-04
Registration expiry
2029-12-31