Cannabis plants worth an estimated €120,000 have been seized in an overnight operation in Co Carlow.

The plants were discovered when gardaí searched a house in the Fairways area of the town at about 2.15am.

Equipment for the cultivation of cannabis plants was also discovered.

A man in his late 20s was arrested at the scene and is being detained at Carlow Garda Station.

An examination of the scene will take place today.

The investigation is ongoing.