Robusta Coffee Bean

This coffee bean is cultivated in the Ulu Belu – Tanggamus area on the island of Sumatra, Lampung Province, with the type of variety, namely Robusta coffee. This plant has a shallow root system and grows into a tree up to 10 meters high. Robusta coffee leaves are oval in shape with a tapered tip. Leaves grow on stems, branches and twigs. On the stem and branches the leaves grow alternately, while on the twigs the leaves grow in the same plane. In terms of size, Robusta coffee cherries are smaller than Arabica. When young, the skin of the fruit is green and turns red when ripe. Ripe fruit remains firmly attached to the stem, does not fall off like arabica. The shape of the seeds tends to be rounded and smaller in size than arabica.

Robusta coffee grows at an altitude of 700-1000 meters above sea level with an average temperature needed for this plant around 26°C with 2000-3000 mm of rainfall per year. This plant grows well in soils that have an acidity (pH) of about 5-6.5. Robusta growth usually begins with the growth of flowers in the axils of the primary branches. In each armpit there are 3-4 groups of flowers that bloom in the dry season.