wheat field


  • Herbicide


  • 2
  • 4

Cirpreme™ XC herbicide with Arylex™ active provides fail-safe control of the most persistent annual and perennial broadleaf weeds in wheat and barley, helping your crops to thrive.


Cirpreme XC combines two powerful Group 4 active ingredients and one Group 2 to provide Multi-Mode of Action control of unrelenting weeds.  

Convenient application

Sprayer in field spraying with dark clouds in background The XC low-dose, highly concentrated formulation comes in a small, convenient pack size so it’s easy to use.

Tank mix flexibility

Flixweed in field

Apply alone, with MCPA or 2,4-D for complete broadleaf weed control. Tank mix with Simplicity™GoDRI™ to control grass weeds.

More good spray days

Narrowleaf Hawksbeard at seedling stage Arylex™ active, a unique Group 4 active, delivers excellent weed control regardless of crop or weed stage in hot, cold, damp or dry conditions.


Cirpreme XC can be used on the following crops for exceptional weed control.  


Barley (Hordeum vulgare ssp. vulgare)


Wheat, Durum (Triticum durum)

Wheat, Spring Seeded (Triticum aestivum)

Winter Wheat


Registered for use in the prairie provinces and the Peace River region of British Columbia.

  • Registered
  • Unregistered

Weeds Controlled

GRASS WEEDS CONTROLLED Lamb’s-quarters1 Wild buckwheat*
Barnyard grass Narrow-leaved hawk’s-beard*  Wild mustard*1
WEEDS CONTROLLED Plantain (top growth)3 Wild radish
Annual sow thistle* Prickly lettuce*  PERENNIAL BROADLEAF WEEDS CONTROLLED
Annual sunflower* Redroot pigweed*1 American dragonhead 
Ball mustard*1 Round-leaved mallow*  Canada thistle 
Burdock Russian pigweed*  Dandelion*
Canada fleabane* Shepherd’s purse*  Henbit 
Chickweed*1 Smartweed*  Perennial sow thistle3
Cleavers*1 Stinkweed*1 Scentless chamomile 
Cocklebur* Stork’s-bill*  Volunteer alfalfa 
Common ragweed*  Velvetleaf  WEEDS SUPPRESSED
Cow cockle* Vetch Kochia2
Field horsetail (top growth)3
Volunteer canola
(all herbicide resistant types)
Night-flowering catchfly
Flixweed* Volunteer flax White cockle
Hemp-nettle*1 Volunteer sunflower*3  
*Weed controlled through multi-mode of action
1Including Group 2 resistant biotypes
2Light to moderate infestations (up to 150 plants/m2; up to 15 cm in height), including Group 2 resistant biotypes
3Cirpreme XC + 6 0z./ac of MCPA Ester 600 

Technical Specifications

  • Herbicide Group

    Group 2

    Group 4

  • Rates
    • Paradigm: 10 g/ac
    • Lontrel XC: 51 ml/ac 

    Acres Treated:

    • 80 ac/case
  • Application Timing

    When to apply

    Crop stage: 3-leaf to flag leaf emergence


    4 hours

  • Formulations

    XC formulation: a convenient, higher concentration solution. 

  • Packaging
    • Paradigm: 1 x 0.8 kg jug
    • Lontrel XC: 1 x 4.1 L jug 
  • Crop Rotation

    The year following application, fields can be seeded to:

    • Barley
    • Canola
    • Flax
    • Forage grasses
    • Oats
    • Mustard
    • Peas*
    • Rye (not underseeded with legumes, clover or alfalfa)
    • Summerfallow
    • Wheat

    * For pea rotation, rainfall from June 1 to August 31 in the year of application must be greater than 140 mm (5.5 inches) and annual rainfall must be greater than 175 mm (6.9 inches).

  • Mixing Instructions

    1.           Fill the spray tank with½ to¾ of the required amount of water

    2.           Continue agitation throughout the mixing and spraying procedure

    3.           Add any required water conditioners

    4.           Add the required amount of Paradigm™ herbicide (Cirpreme XC A)

    5.           Add the required amount of grassy weed tank mix partner

    6.           Add the required amount of Lontrel" XC herbicide (Cirpreme XC B)

    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

  • Grazing

    Livestock may be grazed on treated crops seven days following application.

  • Tank Mixes
    • MCPA 
    • 2,4-D
    • Simplicity GoDRI
    • Axial
    • Everest


Kevin L., Viking, AB

“Finally a product that controls narrow-leaved hawk’s-beard.”

John B., Wynard, SK

“Easy to use, effective in all the weather conditions of 2017.” 

Sean S., Magrath, AB

"Very impressed with the broadleaf control.”

Other Products

Discover our other Arylex active herbicides for unparalleled broadleaf weed control.




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

West Field Guide
View a comprehensive listing of information on Corteva Agriscience products available in Western Canada.