Escarole is native to the Mediterranean or Asia, it is not known exactly, because they are grown on both sides des antiquity. We know that in Egypt, Greece, Rome and took it as a salad. In some places called "endive". It is of the Asteraceae family. Need rather cold temperate, warm it to grow without problems. Escarole is a bitter taste, which is displeasing to many, like endive, but the bitter taste is the key to its exquisite when combined with other vegetables. In Spain, traditionally used the curly variety is grown in Catalonia, Valencia and Murcia.