Syngenta will phase out paraquat from Australia by 2027. The chemical now faces stricter rules. The Swiss firm says sales will cease once existing stocks are exhausted.

A warning covers the herbicide now. Death or severe harm can follow tiny amounts. Farmers and bystanders are in danger. Canberra’s regulator stepped in after years of warnings.

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