75% w/w amidosulfuron. Squire Ultra is a clover safe sulphonylurea herbicide for the control of docks and some annual broad leafed weeds in grassland.

A water dispersible granule formulation containing 75% w/w amidosulfuron.


  • Can be used in rotational and established grassland
  • One of few Dock killers which is safe on white clover
  • Good crop safety
  • Flexible timing window
  • No buffer zone restrictions