Shoalhaven police have discovered more than $270,000 worth of cannabis plots in remote bushland south of Nowra.
The plantations were believed to have been spotted by Rural Fire Service helicopters crews, who were battling the nearby Deans Gap bushfire.
Officers from the Nowra Drug Unit, with the help of the Rural Fire Service, discovered two plantations on Monday, in Jerrawangala National Park.
The plantations, located off Yarran Road in Tomerong, were rigged with rabbit traps and had established watering systems, police said.
Officers recovered 172 cannabis plants worth approximately $173,000.
The following day, five more cannabis plantations were discovered off Deans Gap Road in Yerriyong.
PolAir was used to winch the officers into the remote location.
Police discovered five fenced-off plantations, which were surrounded by trip wires and animal traps. Officers seized 53 cannabis plants, worth $106,000, from the area.
Detectives from Shoalhaven Local Area Command, with the assistance of the Rural Fire Service and PolAir, are continuing their investigations into the matter.
Anyone with information is asked to contact Crime Stoppers on 1800 333 000 or use the Crime Stoppers online reporting page.