The seized cannabis was being grown by cotton farmers at their farms near Santrampur, around 135 km from here, a police official said.
"We seized 1,177.76 kg of ganja that was being cultivated by farmers on the periphery of cotton farms near Santrampur," Mahisagar Superintendent of Police N K Amin said.
Six persons were arrested in this connection under various sections of Narcotic Drugs and Psychotropic Substance (NDPS) Act.
Amin said yesterday Mahisagar Police had seized marijuana worth Rs 47 lakh from Kothamba.