UNYUNOX^® 250 EC Selective Herbicide provides growers with an early option for post-emergence broadleaf weed control in bulb onions and pyrethrum, when applied as a stand-alone herbicide treatment. Unyunox can also be applied as a tank mix with another registered herbicide in multiple applications for control of broadleaf weeds in bulb onions, garlic, leeks, spring onions, shallots and welsh onions.