Pulau Sumatra / Sumatra Island
Starting from Aceh, Gayo highland not really well-known by the world or local, lays a broad highland grows Gayo organic shade grown Arabica coffee. Gayo coffee export to the world by the name of Sumatra Mandheling. It is true also, since the Mountain Chain (Bukit Barisan) is expanding from Gayo highland Aceh province, to Mandheling North Sumatra highland, west Sumatra Padang, south Sumatra, Bengkulu and ended at Lampung that exist mount Krakatau over the sea on Sunda strait. The Chain Mountain consist of active volcano, some are erupted to form huge highland reservoir we call high elevation lake. i.e. Lake Lut Tawar at Gayo, Lake Toba at Mandheling, Lake Maninjau, Lake Singkarak Lake Atas, Lake Bawah at west Sumatra, Lake Gunung Tujuh Jambi, Lake Ranu at Bengkulu, all are the results of volcano eruption million years ago, also series of active volcano on the Chain mountain. The geologist call the Chain Mountain as a Ring of Fire, I call it Ring of Flavor. Since the coffee from this geographical condition create the best flavor.
West / South Sumatra – Bengkulu -Lampung
The largest Robusta production region of Indonesia at most part of island from medium altitute 300 mup to altitute that suits for for the Arabica. Bengkulu, Lampung, Bukit Tinggi, Palembang all summed to the port of Lampung for export.
Jawa / JAVA
The birh of coffee long before the American countries. broght from India by Dutch Indies. Arabica available at West, Central, and East Java Estate highland. East Java coffee have lower acidity, nutty and cocoa flavor. Where central and West Java are new land for Arabica and the flavor wait to be completly defined.
Java also grew sufficient output of good taste Robusta.
Bali
The paradise Island well-known by world compare to Indonesia, small part of the volcanic highland produce Arabica, with citrus flavor, moderate and bright acidity and good body with bigger bean size. The biggest size Robusta beans may be found on this island.