Two people were arrested on suspicion of growing cannabis after police carried out a warrant at a house in Long Eaton.
Officers searched a property in Pennine Close at about 9am on Thursday, October 9 and found what were believed to be cannabis plants inside.
A 26-year-old man and a 50-year-old woman were arrested on suspicion of producing a class B controlled drug with intent to supply.
The suspected cannabis plants were seized by officers along with other equipment from the address.
If you have any information on suspected drugs activity in your area, call Derbyshire police on 101 or Crimestoppers, anonymously, on 0800 555 111.