Quelex® Herbicide — Crop Protection
Image of wheat field



Flexible Weed Control

New Quelex® herbicide with Arylex™ active provides wheat growers advanced broadleaf weed control, including resistance to ALS and glyphosate. With crop rotation flexibility and a broad range of application options, Quelex offers the freedom to customize weed management programs for optimum success.


Supplemental Information

To find supplemental information on this product in a registered state, please use our Label Finder tool.


Flexible application

Image of wheat in a field.

Quelex® herbicide delivers a superior three-month crop rotation interval to soybeans, cotton and field corn, with the ability to be applied in both warm and cold temperatures.

Two modes of action

Image of wheat being harvested.

Quelex combines a new active ingredient, Arylex™ active, with florasulam to give wheat growers another tool to fight weed resistance.

Broadleaf weed control

Image of pigweed

Quelex controls 28 broadleaf weeds, including henbit, shepherdspurse, mustards, flixweed, pigweed, lambsquarters, geranium and marestail.







Wheat, Durum (Triticum durum)

Wheat, Spring Seeded (Triticum aestivum)

Wheat (Triticum spp.)

Winter Wheat

Controlled weeds

This product delivers effective weed control against the following:

  • Bedstraw
  • Buckwheat
  • Canola
  • Dogfennel
  • Flixweed
  • Geranium
  • Henbit
  • Horseweed
  • Kochia
  • Ladysthumb
  • Lambsquarters
  • Mustard
  • Pigweed
  • Shepherd's-purse
  • Smartweed
  • Sowthistle
  • Sunflower
  • Thistle
  • Vetch
  • Wallflower

Refer to the Product Label for complete product efficacy information.

Find labels for this product

State Registrations

  • Registered
  • Unregistered

Technical Specifications

  • Active Ingredient

    Arylex active (halauxifen-methyl); florasulam

  • Application Rate

    Apply 0.75 ounce of Quelex® herbicide per acre.

  • Application Timing

    Quelex should be applied when weeds are growing in the two- to four-leaf stage or are less than 4 inches tall (please see restrictions). 

  • Application Method

    Efficacy of Quelex is optimized when sprayed with an adjuvant. 

  • Herbicide Group

    Quelex contains both an ALS-mode-of-action Group 2 herbicide and auxin-mode-of-action Group 4 herbicide.

  • Approved Use

    For preplant burndown and postemergence control of annual broadleaf weeds in wheat (including durum), barley and triticale.

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For more information, download the full label for Quelex® Herbicide.
Quelex Technical Bulletin
Quelex Fact Sheet
Small Grains Crops Protection Guide

®™Trademarks of Dow AgroSciences, DuPont or Pioneer and their affiliated companies or respective owners. GoldSky, OpenSky, PerfectMatch, Quelex and WideMatch are not registered for sale or use in all states. Contact your state pesticide regulatory agency to determine if a product is registered for sale or use in your state. Arylex is a registered active ingredient. Always read and follow label directions.