New Delhi, 15 July (NNS): Here, the prices of big cardamom jhundiwali remained firm at Rs 1470 per kg due to the sluggish buying from the stockists even after the feeble prices. Recently, the prices have gone down by Rs 30/40 per kg. Its average auction price went up to Rs 1200/1687 per kg in the last auction which held on 11 July. There is no fear of downtrend in the spot big cardamom prices during the near future.