Mustard seed prices on Wednesday rose by Rs 42 to Rs 4,505 per quintal in futures trade as speculators raised their bets amid limited supplies.
Marketmen said apart from restricted arrivals from growing belts demand from oil mills in spot market mainly lifted mustard seed prices here.
On the National Commodity and Derivatives Exchange, mustard seed for delivery in January rose by Rs 42, or 0.94 per cent, to Rs 4,505 per quintal with an open interest of 10,450 lots.
Similarly, the delivery for February gained Rs 40, or 0.90 per cent, to Rs 4,504 per quintal with an open interest of 10,730 lots.