The Bergamot is a tree of the Rutaceae family, which is the result of the grafting of the lime tree and the bitter orange tree, forming the bergamot hybrid (Citrus bergamia), originally from Persia. It reaches between 4 and 5 meters in height, has a smooth trunk, with an open crown. The leaves are alternate, hard and shiny. Its flowers are white, small and aromatic. The fruit is a small citrus fruit with a shape slightly similar to that of a pear. The bark, which is smooth and yellow, contains vesicles filled with essence. The essential oil can be obtained by skin expression or by steam distillation.