Butler said one bucket of leaves was soaking in isopropyl alcohol, used in the manufacture of cannabis oil.
"A large amount of cash, a total of $2820 was located in various locations around the property, including the freezer," Butler said.
He said Tui and Cudby told police they needed the money for their mortgage and other living expenses.
"[They] admitted to growing cannabis for at least the past six months and to making cannabis oil."
Defence lawyer Debbie Goodlet said both defendants pleaded guilty at the first opportunity.
Judge Dugald Matheson convicted Tui and Cudby and remanded them on bail for sentencing on March 27.