More than 600 cannabis plants worth about £300,000 have been seized by police.
Officers made the discovery in a flat in Woodlands Road, Glasgow, at about 7pm yesterday.
No-one has been arrested in connection with the find but officers are continuing to investigate.
Police described the flat as a “cannabis cultivation site”.
A force spokeswoman said: “Approximately 620 plants, worth an estimated street value of £307,000, have been seized and enquiries are continuing.”