Gardaí in Co Monaghan recovered an estimated €100,000 worth of cannabis during a search of a house this morning.
At around 9am, detectives supported by the Armed Support Unit raided a house in the Rockcorry area of Carrickmacross.
During the course of the search, the house was found to be fully adapted for use as a grow house.
A man in his 20s was arrested at the scene and is currently being detained at Castleblayney Garda Station for questioning.
The property is now being technically examined. Investigations are ongoing.