Mary Jane Berlin starts in the second round – “Mary Jane Berlin” is the largest German hemp fair with more than 150 national and international exhibitors on an area of over 5,000 m2 and an area of 3,000 m2. Mary Jane Berlin is not only a fair, but also a festival. A comprehensive cultural and entertainment program is offered in conjunction with our exhibitors, food stands, live concerts and lectures on therapeutic properties. As a visitor to Mary Jane Berlin, we will inform you about the diversity of the green power plant – as food, cosmetics, building material, medicine and much more!