The annual iconic protest rally and parade is held on the first weekend in May, featuring the Hemp Olympix, Joint Rolling, Bong Throw and Yell and Growers Iron-person events.

Also held during the festival are the Nimbin Cannabis Cup, Harvest Ball & Picker's Ball.

The "Protest Rally and Parade" is held on the Sunday accompanied by the traditional "Big Joint" and dancing Ganja Faeries.

MardiGrass is a participant in the Global Marijuana March.