TWO women have been arrested as detectives seized cannabis plants with a street value of around half a million euro.
In a planned operation, gardai raided a business premises on the outskirts of Castleblayney, Co Monaghan last night.
Investigators said they uncovered a growhouse or cannabis factory and seized plants valued at up to €500,000.
Two women, one in her 20s and one in her 30s, were arrested at the scene.
They are being held and questioned under the Criminal Justice Act at Carrickmacross Garda Station.