Castor seed prices edged Rs 21 higher to Rs 4,348 per quintal as traders raised holdings on the back of firm trend in the spot market.
At the National Commodity and Derivative Exchange, castor seed for delivery in March contract gained Rs 21, or 0.49 per cent, to Rs 4,348 per quintal with an open interest of 49,840 lots.
Similarly, castor seed for delivery in the current month went up by Rs 20, or 0.47 per cent, to Rs 4,271 per quintal, with an open interest of 39,740 lots.