He told farmers National was also planning a water tax.
Hundreds are protesting against proposed water restrictions on rivers.
National leader Bill English has denied sacrificing the environment for New Zealand's economic growth.
It's going to get $7 million from the Freshwater Improvement Fund.
It says even if NZ makes a target, it won't make a difference.
It's a common plant with the ability to soak up nitrogen from cow urine.
Shoppers are invited to vote on if they would like to pay, and if so, how much.
The town now only has six days of water reserves left.
The group has occupied the lobby of the building demanding the return of democracy.
Any surplus will be "returned to every New Zealander".
The list includes targeting mental health, housing and education.
There's a nasty rural/urban war happening online, writes Sarah Perriam.
The controversial sculpture depicts Environment Minister Nick Smith squatting over a glass of water.
Urban planning rules would be overhauled and separated from the Resource Management Act under a fourth-term National Government.
The artist plans to put it outside the offices of Environment Canterbury.
The Minister lodged a complaint with police after he had rat poison rubbed in his face.