Barberry (Botanical Name: Berberis vulgaris) is a large genus of deciduous and evergreen shrubs from 1-5 m tall,
 found throughout temperate and subtropical regions of the world. the best-known Berberis species is common in the Middle East, Europe and North Africa.

Puffy barberry
to produce the puffy type of Barberries, the branches of the plant is being cut off with the fruit on it and then it will be put in a place with continuous air stream from four sides. The drying process normally takes 4 to 5 months. after the Barberries are dried they are being separated from the branches by a machine and then passed through a vacuum machine to remove foreign objects. since this type of barberry is not exposed to the sun its natural light red color and shape is preserved and is the most desirable types of barberry, because it is also healthier.
Although it takes longer time to dry (in comparision with sun-dried type), these are benefits of this method:
1. Color of this type is light red and different with sun dried type which is more crimson red.
2. Fruit Shape stays bloated and not squeezed.
3. More nutrition is preserved and makes it healthier.

Sun dried barberry
to produce the sun-dried type of Barberries,
 the fruits of fresh Berberis Vulgaris are taken off of the branches and placed under direct sunlight to dry. the drying process normally takes 4 weeks. Dark red color, sour taste and squeezed shape are the most common features of this type of Persian barberry.