2022--dusseldorf--police-discovered-huge-cannabis-plantation-in-residential-building---magazine--healty-and-sport-news May 2026

: To mask the operation, a complex ventilation system was installed, which routed exhaust through specialized pipes to an apartment on the first floor and then out of the building.

: Plantations found linked to a drug-trafficking operation based in a local pizzeria. : To mask the operation, a complex ventilation

This discovery was part of a broader trend of police uncovering illegal grow operations in North Rhine-Westphalia residential areas. Other notable raids in the region include: : To mask the operation