Approximately NUMBER@1 flowers yield of dry saffron threads ; to produce NUMBER@2 g of dried saffron -LRB- NUMBER@3 g freshly harvested -RRB- , NUMBER@4 kg of flowers are needed -LRB- NUMBER@4 lb for NUMBER@5 oz of dried saffron -RRB- .

From NUMBER@1 flowers , the farmer can get about NUMBER@4 g of dry saffron threads . To produce NUMBER@2 g of dried saffron -LRB- NUMBER@3 g freshly harvested -RRB- would take about NUMBER@4 kg of flowers -LRB- NUMBER@4 lb for NUMBER@5 oz of dried saffron -RRB- .
