Barley Crop in rows



Pixxaro herbicide with Arylex™ active is a selective herbicide for post-emergent control of annual broadleaf weeds including Canada fleabane, chickweed, cleavers, hemp-nettle, kochia, lamb's-quarters, redroot pigweed and wild buckwheat in spring wheat (including durum), winter wheat and spring barley that are not underseeded to legumes. Pixxaro offers the ability to spray when you want in any conditions – early or late, on big or small weeds, in hot or cool conditions.

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Rely on Pixxaro herbicide to deliver uncompromising performance in a variety of weather, crop and weed staging conditions.

Exceptional control of broadleaf weeds

Sprayer close-up

Pixxaro provides exceptional control of the toughest broadleaf weeds, including cleavers, chickweed, hemp-nettle and Canada fleabane. You can depend on Pixxaro to deliver reliable weed control from the 1- to 8-leaf stage.

Tank mix options

Back of sprayer in wheat field

Pixxaro is an excellent tank mix partner for grassy weeds in tandem with products registered for wheat and barley as well as with fungicides. It will deliver uncompromising performance in a variety of weather, crop and weed staging.

Convenient packaging

Side of sprayer in wheat field

Pixxaro comes in a convenient 40 acre case. 


Pixxaro controls your toughest annual broadleaf weeds in wheat and barley. 


Barley (Hordeum vulgare ssp. vulgare)


Wheat, Durum (Triticum durum)

Wheat, Spring Seeded (Triticum aestivum)


Registered for use in the prairie provinces and the interior of British Columbia and in Eastern Canada.

  • Registered
  • Unregistered

Weeds controlled and staging

Alfalfa, Volunteer (up to 25 cm in height) Mustard, Ball
Barnyard Grass(up to the 5-leaf,2-tiller stage) Mustard, Wild1
Buckwheat, Wild Nightshade species, (including eastern black, hairy and cutleaf, up to the 6-leaf stage)
Burdock (before the 4-leaf stage) Pennycress, Field
Canada Fleabane Pigweed, Redroot
Canola, Volunteer Plantain, Common
Chickweed,Common Prickly Lettuce
Cleavers1 Ragweed, Common2
Cocklebur Ragweed, Giant2
Dandelion** Shepherd’s-purse
Flixweed Smartweed, Annual*
Hemp-nettle1 Smartweed, Green*
Henbit Sow-thistle, Annual
Horsetail, Field (up to 15 cm in height)* Sow-thistle, Perennial (up to the 6-leaf stage)*
Kochia1 Stork's-bill, Long
Lady's-thumb* Thistle, Canada (up to the bolting stage, 30 cm in height)*
Lamb's-quarters, Common Vetch
Mallow, Roundleaf  

** Dandelion suppression - seedlings and over-wintered rosettes up to 30 cm in diameter.
1 Including ALS resistant.
2 Including ALS and glyphosate-resistant


Technical Specifications

  • Active Ingredient

    Pixxaro™ A Herbicide:

    • Halauxifen, present as methyl ester 16.25 g/L
    • Fluroxypyr, present as 1-methylheptyl ester 250 g/L

    Plus MTM Ester 600 Herbicide:

    • MCPA, present as 2-ethylhexyl ester 600 g/L
  • Application Rate

    One case of Pixxaro™ herbicide treats 40 acres.
    123 mL/acre Pixxaro A
    236 mL/acre Plus M Ester 600

  • Application Timing
    • Barley, wheat (durum, spring, winter): Apply from 3-leaf stage to just prior to flag leaf emergence
    • Weed stage: 1- to 8-leaf (or larger; see label)

    Rainfastness :

    • Applications of Pixxaro A Herbicide are rainfast within 1 hour of application.

    Reentry interval:

    • DO NOT enter or allow worker entry into treated areas during the restricted entry interval (REI) of 12 hours.   

    Ground Application

    • Using ground equipment, apply Pixxaro as a broadcast treatment at the recommended rate.

    Aerial application

    • Apply only by fixed-wing or rotary aircraft equipment which has been functionally and
    • operationally calibrated for the atmospheric conditions of the area and the application
    • rates and conditions of this label.
  • Crop Rotation

    Fields previously treated with Pixxaro A Herbicide can be seeded after a minimum of 10 months to spring wheat, spring barley, oats, canola, corn, soybeans, sunflowers, fababeans, flax, field peas, potatoes (except seed potatoes), mustard, alfalfa, dry bean (Phaseolus vulgaris species including pinto, kidney and white types) and timothy or fields can be summerfallowed. Lentils can be planted 22 months after application of Pixxaro A Herbicide. Fall rye and winter wheat can be planted 3 months after application of Pixxaro A Herbicide.

  • Grazing
    • Livestock may be grazed on treated crops 21 days following application.
    • Do not harvest the treated crop within 60 days after application.
    • Do not cut the treated crop for hay or silage within 21 days after application.
  • Herbicide Group
    Group 4
  • Mixing Instructions

    Mixing Instructions

    1. Begin to fill sprayer tank with clean water, and engage agitator.  Agitation must be continued throughout the entire mixing and spraying procedure. 
    2. When the sprayer is half full of water, add Pixxaro A Herbicide and agitate for 2-3 minutes.  
    3. Add plus M Ester 600 Herbicide.  Agitate for 2-3 minutes.
    4. Agitate for 1-2 minutes before adding remainder of water and then maintain constant agitation.
    5. After any break in spraying operations, agitate thoroughly before spraying again.
    6. Use the spray suspension as soon as it is prepared.

    Note:  When tank mixing Pixxaro A + plus M Ester 600 Herbicide an adjuvant is not required.

  • Additional Information


    • Store in original containers in a secure, dry heated storage. Do not allow contamination of seeds, plants, fertilizers or other pesticides. Do not contaminate food, feedstuffs or domestic water supplies. If containers are damaged or spill occurs, use the product immediately or contain the spill with absorbent materials and dispose of waste. To prevent contamination store this product away from food or feed. SHAKE WELL BEFORE USING.

    How the products works

    • Pixxaro herbicide is a systemic auxin-type herbicide that moves within the plant to control exposed and underground plant tissues. The product knocks weeds down by disrupting normal plant growth patterns. Symptoms of weeds include epinasty (twisting of the stems) and swollen nodes.

    Personal Protective Equipment

    • At all times: Wear clean clothing with full length sleeves and pants, socks and shoes. During mixing and loading, and clean-up and repair: Wear chemical-resistant gloves. Rinse gloves before removal. Use goggles or faceshield. At completion of spraying or end of the day: Take a shower immediately. Wash thoroughly with soap and water before eating, drinking or smoking. Remove contaminated clothing at the end of the work session and store and wash separately from household laundry using detergents and hot water before reuse.

    Water Volume: 

    • 50–200 L per hectare of water