Officers were called to an address in Gainsborough, Birch Hill, at 1.30pm on Monday after a call over concerns for someone's welfare. However, once inside, officers saw that two of three bedrooms and a shed were customised to grow the plants.
Call PC Adam Franks via the 24-hour non-emergency number 101 or Crimestoppers anonymously via 0800 555 111 or www.crimestoppers-uk.org
* A woman in her twenties and a man in his thirties were arrested on suspicion of possessing cannabis with intent to supply and producing/cultivating cannabis. They have been bailed pending further inquiries until April 4.