Police also discovered ten tortoises which were removed by the Protective Species Unit.
Officers raided the house this morning (January 21) and found the extensive crop growing inside a backroom of the property.
A couple aged 50 and 57 have been taken into custody at the scene.
“Police found a sophisticated hydroponic grow operation with 72 marijuana plants in various stages of growth.
“The house also contained processed marijuana that already had been harvested for sale,” said Gauteng police spokesperson Brig Hangwani Mulaudzi.
He said the marijuana consisted of different strains, labelled with names.
The couple is expected to appear at the Boksburg Magistrate Court soon and will face charges of of manufacturing and dealing in narcotics as well as illegal possession of protected species.