New Delhi, 31 January (NNS): The prices of big cardamom Jhundiwali remained firm at Rs 1360 per kg due to the sluggish sale at the higher level. Recently, the prices have gone up by Rs 10 per kg. Its average auction price was at Rs 1100/1512 per kilogram in the last auction which held on 25th January. There is no possibility of more downtrend in the spot big cardamom prices during the coming days.