The Leeks are or riginarios of Mesopotamia, Egypt, Turkey, Israel and has existed for at least 4,000 years. In ancient times it was used medicinally and as food. In the Middle Ages, except in the famine and diseases such as plague many people. The country produces and consumes more leeks is France. In Spain it is grown mainly in northern Spain: Basque Country, Navarra and La Rioja. It is of the Liliaceae family and genus Allium. They need warm, humid climates, to grow without problems.