When checking the water pipes in an allotment garden association in Lübeck, cannabis plants two meters high were discovered.
The two large and one small cannabis plant were in a greenhouse and filled its entire height, the police said on Tuesday.
A search of a garden house on the plot did not reveal any further information.
Lübeck - The plants were confiscated on Monday and investigations began on suspicion of violating the Narcotics Act.
The landlady of the parcel was not present when it was discovered.
dpa
