Syngenta will phase out paraquat from Australia by 2027. The chemical now faces stronger rules. The Swiss firm says sales will stop once existing stocks deplete.

A warning marks the herbicide now. Death or severe harm can follow tiny amounts. Farmers and bystanders face risk. Canberra’s regulator took action after years of warnings.

Dozen of countries already banned paraquat. Health groups demanded a block on sales. No new shipments will arrive after 2027.