Lavender is native to the Mediterranean region and is cultivated in France, Spain and elsewhere. It has been used for aromatic purposes by the Romans in washing water and baths, and also has uses in cooking, cosmetics and medicine. It is effective to cure headaches, especially when related to stress, to clear depression associated with weakness and depression. Externally, lavender oil has been used as a stimulating liniment to help ease aches and pains of rheumatism.