It's organic zucchinis at 10 paces on the typically peaceful grounds of the Abbotsford Convent.

Couples sporting active wear and puffer vests to the convent's farmers market next Saturday morning may not realise it, but they've entered a battle zone over the right to host the monthly gathering of purveyors selling ethical meat, dairy and vegetables.

The Slow Food Market at Abbotsford Convent. Credit:

The warring parties are the two long-time organisers, with one claiming they have been kicked out in favour of a more "corporate" group that runs many of the farmers markets across the inner city.

Abbotsford Convent recently announced it was changing providers from Slow Food Melbourne to Melbourne Farmers Markets after more than a decade of management, sparking a clash between the two, which has resulted in a war of words on social media.