Monday, September 21 2026

A Complete Analysis of Ethiopian Coffee Varieties: From the Native Heirloom to the Origins of the 74/75 Numerical Lines

As the birthplace of coffee, Ethiopia has a variety system far more complex than we might imagine. What exactly does the commonly seen Heirloom native variety mean on the market? What do the numerical codes such as 74110 and 74158 that have frequently appeared on packaging in recent years represent? This article will sort out the three cultivation models of Ethiopian coffee, trace the historical context of the JARC disease-resistant breeding program in the 1970s, explain the naming logic of the 74/75 series lines, and introduce the progress in identifying and naming Landrace local varieties. At the same time, by combining specific products such as Front Street Coffee's Kafa Forest washed lot and Sidamo Santaverney 74158, it will help readers build a complete understanding of Ethiopia's variety system. [more…]

Coffee Bean 74 Series | What Are Ethiopian Coffee Varieties 74110 and 74158? Introduction to Sidamo Santa Vini Coffee Flavor, Mouthfeel, and Pour-Over Brewing Parameters

(Top left) Among the thousands of different coffee varieties, it's inevitable that some beans have rather unusual names! Unlike most beans such as Bourbon and Typica, which have conventional names, these are like secret agents, each with their own code number. For example, varieties named with letters plus numbers. [more…]

The Origin of African Coffee: Ethiopia's Coffee Variety System, Grading Standards, and Yirgacheffe Brewing Guide

As the birthplace of Arabica coffee, Ethiopia nurtures a highly distinctive regional flavor profile thanks to tens of thousands of native varieties in its southwestern forests. This article will start from the variety classification system, analyze the differences between landraces and the 74/75 numeral series, explain the G1 to G5 defective bean grading standards, and provide an in-depth analysis of the flavor performance of washed Yirgacheffe G2. At the same time, Front Street Coffee will share the specific parameters for the V60 three-pour brewing method, including adjustment ideas for grind size, water temperature, and coffee-to-water ratio, to help coffee lovers gain a more complete understanding of the unique charm of Ethiopian coffee. [more…]

The Origins of Ethiopia's 74 Series Numbered Coffee Varieties and a Flavor Brewing Guide for 74158

In the world of coffee, some varieties are not known by familiar names like Bourbon or Typica, but by a string of seemingly mysterious numbers, such as Ethiopia's 74 series, which begins with 7. Where did they come from, and what do the numbers represent? This article traces the background behind the creation of this group of disease-resistant varieties, explains the meanings of codes such as 741, 74110, 74158, and 74165, and focuses on the Sidamo Saint Vini 74158 sold by Front Street Coffee, sharing the flavor profile and pour-over parameters brought by its 96-hour anaerobic natural process, helping coffee lovers understand the story behind numbered varieties and their charm in the cup. [more…]

The Complete Guide to Coffee Variety Codes: The Stories and Origins Behind 74110, SL34, F1, and H1

When selecting coffee beans, a string of mysterious codes occasionally appears in the variety column, such as 74110, SL34, F1, H1, and so on. They do not have resounding names like Typica or Geisha, yet each carries a piece of breeding history. What exactly do these codes mean? Are they years, experiment numbers, or abbreviations of research institutions? This article will trace the origins of these numbered varieties, from disease-resistant varieties in Ethiopia to selections by the Scott Laboratories in Kenya, and then to the F1 hybrid program in the Americas, uncovering the mysteries of their identities one by one. Front Street Coffee will also share the unique charm of these varieties in the cup, combined with their flavor performance. [more…]

Ethiopian Coffee Beans | Why Do Ethiopian Coffee Beans Vary So Much in Appearance? What Coffee Variety Is the Ethiopian Heirloom Native Species?

"Boss, why are the beans in this bag so uneven in size? Every bean looks so unique..." This is the question customers ask our customer service most often after receiving Ethiopian coffee beans ordered from Front Street's Taobao store. From the picture, we can see that, just as our friends have reported, [more…]

2024 Ethiopia COE Results Announced: Natural Process Lots Dominate, Sidama Region Shines

The results of the 2024 Cup of Excellence (COE) Ethiopia competition have been announced, and this year's event has many highlights: all 27 winning coffees were naturally processed, and every one of them came from the JARC numerical variety series, with the Sidama region emerging as the biggest winner. Looking back, since Ethiopia first hosted the COE in 2020, it once set a record high price of $400.5 per pound; after being suspended in 2023 due to civil war, this year's relaunch has delivered a remarkable result. This article will walk you through the detailed results of this year's competition and take a deeper look at the geographical advantages of the Sidama sub-regions Bensa and Bona, as well as the origins of the JARC numerical varieties. [more…]

Exploring Ethiopia Sidamo: A Comprehensive Analysis of the Santavini Processing Plant 74158 Coffee Beans

Ethiopia, as the birthplace of coffee, boasts a rich variety of native heirloom varieties and unique natural conditions. The Sidama region, with its high altitude, fertile volcanic soil, and abundant rainfall, has become synonymous with high-quality coffee. The Santa Vini processing station, a high-altitude processing facility under DWD Company, processes the 74158 variety using a 96-hour anaerobic natural method, presenting tropical fruit flavors such as pineapple and citrus along with a full-bodied mouthfeel. Front Street Coffee has selected this bean and brews it using a V60, a 1:15 coffee-to-water ratio, and 92°C water temperature, delivering fermented wine aromas and a sweet red wine aftertaste that coffee enthusiasts will savor. [more…]

Exploring Ethiopia's Sidama Region: An Analysis of the Santavini Processing Station and the 74158 Numeric Variety Coffee

Ethiopia, as the birthplace of coffee, is home to more than ten thousand incompletely identified Arabica varieties, and the Sidamo region is one of the most representative star origins among them. Starting from the geographical and cultural background of Sidamo, this article traces the evolution of its name and its terroir advantages, focusing on the unique microclimate of the Santa Vini processing station and its 96-hour anaerobic natural process, while offering an in-depth interpretation of 74158 within the JARC digital variety system. At the same time, drawing on Front Street Coffee's example of bean selection, it presents the complete picture of this Sidamo Santa Vini coffee bean from origin to processing method, taking you to appreciate the diverse charm of African specialty coffee. [more…]

The Scientific Origins of Coffee Sweetness: A Complete Analysis from Variety Breeding and Processing to Roasting and Brewing

Where does the sweetness in coffee come from? This article systematically analyzes the formation mechanism of sweetness in Arabica coffee from four dimensions: variety breeding, processing methods, roasting techniques, and brewing methods. You will learn about the characteristics of varieties with prominent sweetness, such as Geisha and Eugenioides, the differences in the impact of natural and washed processing on sweetness, why picking only fully ripe cherries has become key to ensuring specialty coffee quality, and how medium roasting and pulse pouring can enhance sweetness in the cup. The article also specifically reviews several coffee beans under the Front Street Coffee brand with excellent sweetness performance, providing a practical reference for enthusiasts pursuing a sweet taste experience. [more…]

A Beginner's Guide to Coffee Varieties: Arabica Classification, Characteristics of Classic Varieties, and the History of Improvement

Want to understand where the variety system of the coffee world comes from? Starting from biological classification, this article systematically sorts out the origin and spread of the Arabica species, and analyzes one by one the bean shape characteristics, flavor performance, disease resistance, and cultivation conditions of classic varieties such as Typica, Bourbon, Caturra, Mundo Novo, and Catuai, while also tracing the history of variety improvement in coffee-producing countries around goals such as high yield, dwarfing, resistance to leaf rust, and shortening the harvest cycle. The article particularly presents Front Street Coffee's continued attention to the flavor value of traditional varieties, helping coffee enthusiasts build a clearer framework in variety awareness and flavor selection. [more…]

Ethiopian Coffee Variety Analysis: Characteristic Differences Between the Native Heirloom Variety and the Numerically Bred Varieties 74158, 74112, and 74110

Ethiopia, as coffee's genetic treasure trove, has a variety system far more complex than one might imagine. The Heirloom native variety label commonly seen on the market is actually a collective term for mixed-harvest varieties, not a single specific variety. The numeric codes such as 74110, 74112, and 74158 that have frequently appeared in recent years originate from JARC's disease-resistant breeding program in the 1970s. This article will systematically sort out the classification of Ethiopian coffee cultivation models, the essential meaning of Heirloom, the origin of the 74-series numeric varieties, and the identification and naming of Landrace local varieties, helping coffee enthusiasts understand the variety information on Ethiopian coffee bags. [more…]

What exactly is Ethiopian heirloom native coffee bean? A full analysis of variety naming and flavor origins

Ethiopia is celebrated as the birthplace of Arabica coffee, and its local coffee varieties are as numerous as the stars. However, due to limitations imposed by history, research conditions, and naming systems, the vast majority of these varieties still cannot be individually identified and named. As a result, a broad and romantic term—heirloom—has become synonymous with these native coffee varieties. Heirloom is not a specific variety, but rather a collective term for the large number of coffees in Ethiopia that have not been clearly classified. This article will guide you through the meaning of heirloom, why it is named this way, how local coffees are named, and the brewing and flavor performance of the Yirgacheffe natural red cherry as an example. [more…]

The Origin and Flavor Code of Arabica Coffee Beans: A Full Analysis from Variety Characteristics to Common Subspecies and Hybrids

Why can Arabica coffee beans become synonymous with specialty coffee? From the perspective of Front Street Coffee, this article systematically sorts out the core differences between Arabica and Robusta in flavor, growing conditions, and caffeine content, and introduces one by one the origins and flavor characteristics of common Arabica-derived subspecies and hybrid varieties such as Typica, Bourbon, Caturra, Geisha, Catimor, and SL28. It also includes the producing regions, altitudes, processing methods, and flavor descriptions of several representative coffee beans in Front Street Coffee stores, helping coffee enthusiasts fully understand the Arabica variety system so they can more accurately select coffee beans that match their personal preferences. [more…]

A Detailed Guide to Ethiopian Coffee Varieties: What Exactly Does Heirloom Native Species Mean?

When buying Ethiopian single-origin coffee, the "Heirloom" commonly seen on packaging often leaves people puzzled. It is not a specific variety, but a collective term for the vast number of native Arabica varieties in the region. As the birthplace of coffee, Ethiopia has thousands of natural variants, and many producing areas even grow dozens of varieties mixed together, making it impossible to classify them one by one. This article will take you through Front Street's perspective to understand the true meaning of Heirloom, its relationship with flavor, and the stories of specific varieties such as JARC numbered varieties, Geisha 1931, Gori Geisha, and Wush Wush. [more…]

An Analysis of Ethiopian Heirloom and Landrace Coffee Varieties: Native Species Characteristics and the Evolution of Their Naming

When you look at the origin information on a bag of Ethiopian coffee beans, the variety field often says "Heirloom." What exactly does this mean? It is actually a collective term for Ethiopia's local heritage varieties, and it is estimated that there are tens of thousands of native coffees in the region that have not yet been formally identified. This article will systematically sort out the differences between Heirloom and Landrace, from the meaning of the terms, classification, and flavor expression to naming trends, and also introduce the meaning of the numbering of JARC-bred varieties. The article also combines several beans from Front Street Coffee to explain the reasons why Ethiopian beans vary in size and why their flavors change from year to year, helping you gain a more comprehensive understanding of the variety diversity of this birthplace of coffee. [more…]