Lontrel XC


The most effective in-season thistle control available – right down to the roots.

Ask an Agrologist


Why use Lontrel XC Herbicide

Thistle Control.

Lontrel XC translocates throughout plants for effective control of Canada thistle and sow thistle

Second year benefit

Up to a 73% thistle stand reduction the year after application


Choose a rate that matches the size of your thistle problem

Stronger XC formulation

A convenient, higher concentrated solution


Below lists the crops that Lontrel XC herbicide can be used on:


Apple (Malus domestica)



Beet, Sugar, For Seed (Beta vulgaris ssp. vulgaris)

Beet, Sugar (Beta vulgaris ssp. vulgaris)


Blueberry, Highbush (Vaccinium corymbosum)

Blueberry, Lowbush (Vaccinium augustifolium)



Cherry, Black (Prunus serotina ssp. serotina)


Corn, Glyphosate tolerant (Brassica napus)


Cranberry (Vaccinium macrocarpon)


Fir, Balsam, Release (Abies balsamea)

Fir, Balsam (Abies balsamea)



Nectarine (Prunus persica var. nucipersica)



Peach (Prunus persica)


Plum (Prunus spp.)

Poppy Seed

Poppy Seed (Papaver somniferum)


Rutabaga (Brassica napus var. napobrassica)


Strawberry (Fragaria x ananassa)


Vegetables, Leafy, Brassica


Wheat, Durum (Triticum durum)

Winter Wheat


Now registered in the following provinces:

  • Registered
  • Unregistered

Technical Specifications

  • Application Method
    Aerial: Not registered for aerial application.
  • Approved Use
    Refer to the Lontrel XC label for complete use instructions.
    Refer to the Controlled Weeds list for the full list of weeds.
  • Rates
    • 4 x 2.67 L case
    • 26 - 40 acres per jug
    - Under cool or dry conditions, control may be seriously reduced.
    Water volume
    - Ground 40-80 L/ac (10-21 US gal/ac).
    - Aerial not registered.
  • Application Timing

    • Canola stage: 2- to 6-leaf
    • Cereal stage: 3-leaf to flag leaf
    • Weed stage: Canada thistle rosette to pre-bud
    • Corn stage: spike to V6
    • Apply to target weeds when they are actively growing.
    • Only weeds present at the time of application will be controlled

    Rainfast: 4 Hours

  • Crop Rotation
    The year following application, fields can be seeded to;
    • Barley
    • Canola
    • Flax
    • Forage grasses
    • Mustard
    • Oats
    • Rye
    • Wheat (or can be summerfallowed)
  • Mixing Instructions
    1) Fill the spray tank with ½ to ¾ of the required amount of water.
    2) Continue agitation throughout the mixing and spraying procedure.
    3) Add any required water conditioners.
    4) Add any tank-mix partners that are a dry formulation.
    5) Add the required amount of grassy weed tank-mix partner.
    6) Add the required amount of Lontrel XC.
    7) Add any required adjuvant or surfactants.
    8) Complete filling the sprayer tank with water.
    Note: Do not mix undiluted herbicides in the chem-handler.
  • Herbicide Group

    Group 4

  • Tank Mixes

    Can be tank mixed with most commonly used grass weed herbicides, including:

    • Odyssey®

    • MCPA Amine or Ester

    • Odyssey®

    • Poast® Ultra 

    • Select® 

    • VP480 

    • Compatible with all forms of glyphosate


Labels (PDF)
Lontrel XC Herbicide Label
Herbicide Lontrel XC étiquette principale

Safety Data Sheets (PDF)
Lontrel XC Herbicide SDS
Herbicide Lontrel XC fiche signalétique

View Additional Resource Material (PDF)
West Field Guide
Vegetation Management Guide
Lontrel-XC TechSheet
Guide de gestion de la végétation


Before use and for complete product information, please read and follow label directions.