The most valuable seasoning in the world is Saffron. Description of medicinal properties of saffron can be found in Chinese medical books that belong to the year 2500 BC. The ancient Chinese used the spice as a drug. Clothes saffron colour is considered a sign of wealth.
Saffron the most expensive spice in the world — one kilogram costs close to $ 5,000. Saffron is hand-picked dried stamens of the flower of the family krokusowa. To obtain one kilogram of seasoning you have to go through about 2000 flowers. From one hectare of plantation in the first year you can collect a total of six kilograms of saffron.