Greens leadership contest pits leader Eamon Ryan against his deputy Catherine Martin

The Green Party leadership election kicked off last night, with a hustings for members in the south of the country hearing that the party must "go big or go home".

Green Party deputy leader Catherine Martin and leader Eamon Ryan.

The Green Party leadership election kicked off tonight, with a hustings for members in the south of the country hearing that the party must "go big or go home".