Düsseldorf police drug investigators received tip-offs about a multi-family house on Löricker Straße in the Lörick district from which a strange smell could be noticed.[1][2] On site they also heard clear ventilation noise.[1][2]

Entering the house over the weekend of 2–4 October 2026, officers found 290 man-high cannabis plants.[1][2] The building had been fitted for cultivation: four floors had ventilation and lighting systems.[1][2]

A 26-year-old Albanian suspect was arrested and brought before an investigating judge, who ordered pre-trial detention.[1][2] The investigation continues.[1][2]