Wheat ears in flower



Whorl is a herbicide for the control of broad-leaved weeds in winter and spring cereals, based on innovative chemistry. Whorl contains the innovative active ingredient Arylex Active (halauxifen-methyl) along with fluroxypyr, the tried and trusted active substance in Starane®.

Whorl is a spring applied wide spectrum broad-leaved weed herbicide, giving reliable control across a range of weather conditions. Whorl provides robust control on key driver weeds such as poppy, fumitory, fat hen, cranesbill, cleavers and chickweed with greater flexibility on timing.


About Whorl


  • Robust broad leaved weed control across a wide range of temperature regimes and growth patterns 
  • Giving you greater flexibility on the timing of spring BLW control
  • Excellent control of a wide range of broad leaved weeds in winter and spring cereals – superior activity compared to sulfonyl-urea products on:
    • Cleavers, dead nettles, fumitory, fat hen, volunteer beans, ALS resistant chickweed and poppy 
    • Non ALS chemistry = no restrictions = flexibility 
    • Excellent crop selectivity in winter and spring cereals 
    • No rotational restrictions No cultivations required before sowing most crops 
    • No restrictions on straw use or management 
    • Excellent multiway compatibility including: ACCase graminicides, ALS graminicides, PGRs, fungicides and trace elements


  • Barley
    Barley, Spring
    Barley, Winter
  • Rye

  • Triticale

  • Wheat
  • Wheat, winter
  • Wheat, spring
  • Wheat, Durum
  • Oats, winter

And these crops undersown with grass

Technical Specifications

Product Registration Number:
PCS 05740

Active Ingredient:
12 g/litre Arylex + 280 g/litre fluroxypyr

Pack Size:
2.0 Litres

Emulsifiable Concentrate (liquid)

Maximum Individual Dose:
Winter Cereals (not oats)
0.5 L/ha from 1st February

Spring Cereals
0.5 L/ha from 1st March

Winter oats
0.25 L/ha  from 1st February

Maximum Total Dose:
0.5 L/ha (0.25 L/ha winter oats)

Application Timing:
Winter Cereals (including undersown with grass)
1st February to 30th June
GS13 to GS45
Spring Cereals (including undersown with grass)
1st March to 30th June
GS13 to GS45

Water Volumes:
100-400 Litres water/ha.

Spray Quality:
MEDIUM as defined by BCPC

Recommended Adjuvants:
Non-ionic wetters and methylated seed oils

1 hour

Flat Fan, Variable Pressure Flat Fan, Pre-Orifice, Air Inclusion, Airtec

5m aquatic

®™Trademarks of Corteva Agriscience and its affiliated companies. Use plant protection products safely. Always read the label and product information before use