Sumatra

Catalogue altitude

1,000 m · 1 of 1 catalogue coffees report altitude. Very small sample. This sample does not establish the full growing range.

Climate

tropical, hot and humid

Terrain

interior dominated by the Barisan Mountains (west) and swampy lowland plains (east)

Soil

green (unroasted) beans show a distinctive bluish colour attributed partly to processing method and to a lack of iron in the soil

Sumatra is Indonesia's largest coffee producer; smallholders grow Arabica in the highlands and Robusta in the lowlands; Gayo/Lintong/Sidikalang arabica is processed with the Giling Basah (wet-hulling) method, giving heavy body and low acidity