Trade and use of saffron Church in Pennsylvania. In recent decades cultivation has spread to New Zealand, Tasmania, and California. Iran has accounted for around 90–93 percent of recent annual world production and thereby dominates the export market on a by-quantity basis. Almost all saffron grows in a belt bounded by the Mediterranean in the west and mountainous Kashmir in the east. All other continents except Antarctica produce smaller amounts. In 1991, Some of whole threads and powder are gleaned yearly, of which is top-grade "coupe" saffron. Iran is by far the world's most important producer: in 2005 it grossed some of dry threads, or
Saffron Powdered saffron is more prone to adulteration, with turmeric, paprika, and other powders used as diluting fillers. Adulteration can also consist of selling mislabelled mixes of different saffron grades. Thus, high-grade Kashmiri saffron is often sold and mixed with cheaper Iranian imports; these mixes are then marketed as pure Kashmiri saffron, a development that has cost Kashmiri growers much of their income. Safflower is a common substitute sometimes sold as saffron. The spice is reportedly counterfeited with horse hair, corn silk, or shredded paper. Tartrazine or sunset yellow have been used to colour counterfeit powdered saffron. The various saffron crocus