Mary Jane Berlin starts it fourth edition in Berlin – with over 9,000 m2 of hall space and 5,000 m2 of outdoor space is “Mary Jane Berlin” the leading German Cannabis exhibition with more than 250 international exhibitors and 25,000 visitors. “Mary Jane Berlin” is not only an exhibition but also a festival. In combination with our exhibitors, Beach Area & Badeschiff, food stalls, live concerts and lectures about cannabis’ therapeutic effects an extensive cultural and entertainment program is offered. As a visitor of Mary Jane Berlin, we inform you about the variety of THE green power plant – as food, cosmetic, building material, medicine and much more!