Gardai have seized drugs worth more than a quarter of a million euro.
As part of an ongoing operation, detectives raided a house in Cummer, Tuam, Co Galway at around 5pm on Saturday.
During the search cannabis plants with a potential street value of approximately 280,000 euro were recovered.
The drugs have been sent for forensic analysis.
A man in his early 30s was arrested.
He is being detained at Galway Garda station under Section 2 of the Drug Trafficking Act.