New Delhi, 03 January (NNS): The prices of big cardamom jhundiwali declined by Rs 20 to Rs 1270 per kg owing to the profit taking selling after the heavy uptrend during the previous days. Before this, the prices have gone up by Rs 100/120 per quintal. Its average auction prices rose to Rs 1025/1625 per kg in the last auction which held on 28 December, due to this, the market sentiments may affect. There is a possibility of downtrend in the spot big cardamom prices during the coming days.