SANTA ROSA (CBS SF) – Sonoma County inspectors shut down the largest non-permitted commercial cannabis cultivation ever in the county last week.

Inspectors with the county’s Permit and Resource Management Department on Wednesday found five properties south of Santa Rosa, but the majority of the 63,241 non-permitted plants were found at two properties, department spokeswoman Maggie Fleming said.

READ MORE: Oakland Police Chief Armstrong Appeals to Public in Wake of City's 100th Homicide; 'We Gotta Do the Work'

Some of the plants were interspersed with corn. One property had 2.5 acres of cannabis and the other had 3.3 acres, Fleming said. The two properties are located in endangered California tiger salamander habitat. One grow contained 26,650 plants and the other had 36,685 plants.

READ MORE: East Bay Construction Company Owners Charged With $5M Workers' Compensation Fraud

Prior to Wednesday, the largest illegal cannabis cultivation shut down in the county contained 13,000 plants, according to Fleming.

Since January, county inspectors have responded to 195 complaints of non-permitted cannabis activities, and about 161,000 cannabis plants have been abated, Fleming said.

MORE NEWS: 2 Die In Separate Weekend Crashes In San Francisco

© Copyright 2019 CBS Broadcasting Inc. and Bay City News Service. All Rights Reserved. This material may not be published, broadcast, rewritten or redistributed.