The Big Producers and Their Terroir

Goal: After this lesson you can name the top coffee producers and explain how local geography shapes the coffee each one grows. Subject: Geography | Run time: about 7 minutes

Quick recall

Last time we covered the Coffee Belt. Two quick questions. One: what latitudes mark the belt? 25 degrees north to 30 degrees south (International Coffee Organization, 2024). Two: which species needs altitude and mild temperatures, Arabica or Robusta? Arabica (Davis et al., 2012).

Why this matters

In the 1970s, Vietnam grew almost no coffee. Today it is the second largest coffee producer on Earth (International Coffee Organization, 2024). One country, one generation, near zero to number two. Geography helped write that story, and it writes a different story in every country on the map.

The idea

Start with the giants. Brazil grows about 38 percent of the world's coffee, far more than anyone else, across a wide plateau between 600 and 1,300 meters, and it grows both Arabica and Robusta (International Coffee Organization, 2024). Vietnam is next at about 17.7 percent, grown mostly in the Central Highlands between 500 and 800 meters on volcanic basalt soil, and it is mostly Robusta (International Coffee Organization, 2024). Now watch what height does. Colombia grows 100 percent Arabica, no Robusta at all (Federación Nacional de Cafeteros de Colombia, 2023). Why? Three Andean mountain ranges give it slopes between 1,200 and 2,000 meters, cloud cover, volcanic soil, and two rainy seasons a year (Federación Nacional de Cafeteros de Colombia, 2023). Those are Arabica conditions, so that is what grows. Ethiopia matters for a different reason. It is the birthplace. Coffee still grows wild in highland forests there, between 1,500 and 2,200 meters, and it is the only place coffee evolved on its own (Davis et al., 2012). That wild diversity is a seed bank for the whole crop, which becomes important in the next lesson. There is a word for all of this. Terroir. It means the way geography, climate, and soil show up in the flavor of what grows. Indonesia is the clearest case. Its coffee grows on separate volcanic islands, and the same species can taste sharply different from one island to the next (International Coffee Organization, 2024).

Picture it

Look at the map on this lesson. The markers are the top growers, shaded by how much they produce, the darkest for Brazil and Vietnam at the top. Notice the pattern as your eye moves: the heavy lowland producers lean Robusta, and the high mountain producers like Colombia and Ethiopia lean Arabica. Height is doing the sorting.

Remember this

The fact to carry out: where a country sits decides what it can grow. Lowland heat favors Robusta, like much of Brazil and Vietnam; cool mountain altitude favors Arabica, like Colombia and Ethiopia (Davis et al., 2012; Federación Nacional de Cafeteros de Colombia, 2023). Geography is not the backdrop to coffee. It is the casting director.

Quick check

Quick check. A country grows 100 percent Arabica on high mountain slopes with two rainy seasons. Which country fits that description from this lesson? Colombia (Federación Nacional de Cafeteros de Colombia, 2023).

Key Takeaways

• Brazil grows about 38 percent of the world's coffee and Vietnam about 17.7 percent, the two largest producers (International Coffee Organization, 2024).
• Colombia grows 100 percent Arabica because its Andean altitude, soil, and two rainy seasons suit that species (Federación Nacional de Cafeteros de Colombia, 2023).
• Ethiopia is coffee's birthplace and holds wild genetic diversity found nowhere else (Davis et al., 2012).
• Terroir is how geography, climate, and soil show up in flavor; lowland heat leans Robusta, mountain altitude leans Arabica.

Sources

• Davis, A. P., Gole, T. W., Baena, S., & Moat, J. (2012). The impact of climate change on indigenous Arabica coffee (Coffea arabica). PLOS ONE, 7(11), e47981. https://doi.org/10.1371/journal.pone.0047981
• Federación Nacional de Cafeteros de Colombia. (2023). Colombian coffee production report 2023. https://federaciondecafeteros.org
• International Coffee Organization. (2024). Coffee market report 2024. https://www.ico.org