Police executed a warrant at a farm in the Pateley Bridge area at 7.30pm on Monday 16 July 2012, in connection with an investigation into the illegal production of a Class B drug.
As a result of the raid three people from the Harrogate area, two men aged 47 and 33 and a 21-year-old woman were arrested on suspicion of producing cannabis.
The 47-year-old man and the woman have been released on bail to allow for further enquires.
Anyone with information about people involved in the production of illegal drugs should contact North Yorkshire Police on 101. Or call Crimestoppers anonymously on 0800 555 111.