A woman has been arrested after the seizure of cannabis plants believed to be worth a quarter of a million euro.
Drugs detectives uncovered the haul as part of a planned raid on a house in Carlow town.
A garda spokesman said: "Most of the plants were fully grown and found in the upstairs of the house."
The drugs have been sent for forensic analysis.
A woman in her mid 40s was arrested during the operation on Wednesday.
She is being detained at Carlow garda station under section 2 of the Drug Trafficking Act.
The search was carried out by members of the Carlow drugs and detective units.