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Back to Registered Crop Input Products
Registered Crop Input Products / VESTRA

VESTRA

PCP #34359 · Keystone Specialty Chemicals LLC · Adjuvant

A blend of surfactant with petroleum hydrocarbons for application with various herbicides. Contains 50% surfactant blend and 50% petroleum hydrocarbons. Designed as an adjuvant for tank mixing with herbicides for improved efficacy on labelled crops.

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Registered uses (21)

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

CropTargetRatePHI
AlfalfaLabelled broadleaf and grass weeds––
Bird's foot trefoilLabelled broadleaf and grass weeds––
CanolaLabelled broadleaf and grass weeds––
CanolaLabelled broadleaf and grass weeds––
CanolaLabelled weeds plus additional weeds as listed0.202–0.809 L/acre–
CanolaLabelled weeds plus additional weeds as listed0.202–0.809 L/acre–
CanolaLabelled weeds plus additional weeds as listed0.202–0.809 L/acre–
CanolaLabelled weeds plus additional weeds as listed0.405 L/acre–
CornLabelled broadleaf and grass weeds––
CornLabelled broadleaf and grass weeds––
FenugreekLabelled broadleaf and grass weeds––
FlaxLabelled weeds plus additional weeds as listed0.202–0.809 L/acre–
FlaxLabelled weeds plus additional weeds as listed0.202–0.809 L/acre–
FlaxLabelled weeds plus additional weeds as listed0.202–0.809 L/acre–
FlaxLabelled weeds plus additional weeds as listed0.202–0.809 L/acre–
FlaxLabelled weeds plus additional weeds as listed0.202–0.809 L/acre–
LentilLabelled broadleaf and grass weeds––
PeaLabelled broadleaf and grass weeds––
PeaLabelled weeds plus additional weeds as listed0.405 L/acre–
SoybeanLabelled broadleaf and grass weeds––
Various cropsLabelled grass weeds0.101–0.809 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
surfactant blend 50 %
Soybean Oil-based Surfactant
petroleum hydrocarbons 50 %
Formulation
emulsifiable concentrate
First registered
2021-12-08
Registration expiry
2026-12-31