Hamburg’s largest cannabis fair from 23-25 May 2025!

In the exhibition halls A1 and A2 as well as the huge outdoor area, the 4:20 Hamburg extends on the grounds of the Hamburg Messe, in the middle of the most beautiful city in the world.

In addition to a lot of information and products, we cordially invite you to exchange ideas and make new acquaintances, make new contacts and spend time together, because wFor the first time, thousands of visitors and exhibitors offer a platform of this size and reach.

Hamburg turns green – be there!