The Woodson County, Kansas sheriff's department seized 1,632 marijuana plans in a rural part of the county.
Woodson County Sheriff Shannon Moore says thanks to a tip deputies located the plants, valued at around $1.6 million.
At first, inspection deputies believed it was ditch weed until further investigation.
Some of the plants were 15 and 16 feet tall.
No suspects are in custody.
The sheriffs department is following a number of leads.
KOAM TV Pittsburg, Kansas
Updated: Jul 22, 2010 5:54 PM CDT