Wednesday, September 16 2026

Coffee Leaf Rust: A Disease That Changed the Varietal Landscape

In the history of coffee cultivation, if only one disease were allowed to be recorded, it would have to be leaf rust. This plant plague caused by a fungus once destroyed the entire coffee industry of Ceylon in the nineteenth century, and then over the following hundred-plus years spread to nearly every producing region in the world, profoundly rewriting the varietal landscape and trade patterns of coffee. It [more…]

Moka Pot Brewing Tutorial | Can You Use Only Half the Coffee Dose When Brewing with a Moka Pot? What Effect Does Reducing the Dose Have on the Moka Pot Brewing Process?

It's not hard to see that in almost all moka pot tutorials, we're told to fill the filter basket completely, then screw it tightly to the upper and lower chambers before brewing. In other words, whatever size moka pot you buy, you have to brew that corresponding amount each time. But some people say that sometimes they just want to drink [more…]

Yunnan Arabica Coffee Recommendations | What Varieties of Yunnan Arabica Coffee Beans Are There? Yunnan Coffee Bean Characteristics and Flavor Review

Front Street Coffee has learned that most people, when they first get into specialty coffee, start with Africa's Yirgacheffe or Sidamo regions in Ethiopia, and when it comes to Asian coffee, most people first think of Indonesia's Mandheling coffee beans. But with the rise of the domestic goods trend, Yunnan coffee from China has begun [more…]

Yunnan Premium Coffee Beans | Is Yunnan Coffee a Raw Material for Instant Coffee? Recommended High-Value Yunnan Pour-Over Coffee Beans Loved by Seasoned Coffee Fans

Why did Yunnan coffee become a raw material for instant coffee? The coffee first planted in Yunnan was the Typica variety. Later, in order to repay debts to the Soviet Union, Yunnan began cultivating Typica coffee beans on a large scale, which were purchased by a unified department and then shipped to the Soviet Union. Later, because domestic demand for coffee was not high, [more…]

Arabica Coffee | What Is Arabica Coffee? 8 Recommended High-Value Specialty Pour-Over Coffee Beans with Subtle Acidity and a Sweet Aftertaste

Is Arabica a coffee brand from some country? Arabica is the name of a coffee variety, and it is a very common coffee variety name. "Made with 100% Arabica coffee beans," "selected Arabica coffee beans"... In our daily lives, when we buy all kinds of coffee products, the packaging always says " [more…]

Yunnan Coffee | Where is China's coffee-producing region? Why is Yunnan suitable for growing Arabica? What are the characteristics of Yunnan coffee varieties?

Front Street Coffee has learned that most people, when they first get into specialty coffee, start with Africa's Ethiopian Yirgacheffe or Sidamo regions, while when it comes to Asian coffee, most people first think of Indonesia's Mandheling coffee beans. But with the rise of the domestic goods trend, Chinese Yunnan coffee has begun [more…]

Kenya AA Coffee Beans | Introduction to Kenyan Coffee Varieties SL28, SL34 and Their Flavor Characteristics

Just as different grape varieties produce wines with vastly different flavors, the variety of coffee beans is also one of the key factors influencing the flavor of the coffee in your final cup. Panama's T2722 Geisha is the best example—it has drawn widespread attention for its white floral aromas and citrus fruit notes. And today, Front Street Coffee wants to share [more…]

Analysis of Coffee Variety Structure in Yunnan: Distribution and Characteristics of Typica, Bourbon, and Catimor

Yunnan, as China's core coffee-producing region, has always been a topic of interest among coffee enthusiasts when it comes to the composition of its planted varieties. Currently, Yunnan coffee is not a single variety, but is mainly composed of three major categories: Typica, Bourbon, and Catimor. Among them, Catimor has become the main force due to its disease resistance and high yield, while Typica and Bourbon remain in localized areas such as Baoshan. Although these three varieties all belong to the Arabica species, they differ significantly in flavor, yield, and maintenance difficulty. This article will provide a detailed review of their origins, characteristics, and production area distribution, and explore the genetic connections between Yunnan small-bean coffee and famous varieties such as Blue Mountain and Kona. Front Street Coffee will also combine the current situation of the production area to interpret for you the flavor logic behind the varieties. [more…]

A Comprehensive Analysis of the Definition of Specialty Coffee and the Main Cultivated Varieties of Arabica

Specialty coffee is centered on carefully cultivated high-altitude Arabica, and its varietal system originates from two ancient bloodlines: Typica from Ethiopia and Bourbon from Yemen. This article systematically outlines the definition of specialty coffee and provides a detailed classification of major Arabica varieties, including Typica, Bourbon and their genetic mutations, intraspecific hybrids, and interspecific hybrids. It covers varieties such as Bourbon Pointu, Maragogipe, Geisha, SL28, Caturra, and Pacamara, while also explaining the position of hybrid varieties in specialty coffee and the key influence of producing estates on flavor differences. [more…]

The Density and Hardness of Coffee Beans: Hidden Factors That Affect Flavor

When choosing coffee, besides origin, processing method, and roast level, there is another rarely mentioned yet profoundly influential indicator: the density and hardness of the green beans. It hides behind roasting and flavor performance, yet it is a key to understanding why this bag of beans is more resistant to roasting and more resistant to extraction. Where do density and hardness come from? The density and hardness of green coffee beans mainly [more…]

Bialetti Moka Pot Features | Does the Moka Pot Funnel Need to Be Filled to the Top? What's the Difference Between a Single-Valve and Double-Valve Moka Pot? Which One Suits Coffee Beginners?

For more specialty coffee knowledge, please follow our WeChat official account: FrontStreet Coffee. With the launch of a new generation of pressurized moka pots, attention has once again turned to this coffee gadget that has been around for 90 years. Moka pots have sparked another wave of interest, and many friends have also asked Front Street [more…]

A Complete Guide to Specialty Arabica Coffee Beans: Flavors and Origins from Heirloom Varieties to Hybrid Cultivars

The Coffea genus encompasses a vast number of species, yet the specialty coffee stage is dominated primarily by high-altitude Arabica. From Ethiopia's ancient Typica and Yemen's Bourbon to the spontaneously mutated Bourbon Pointu, Maragogype, and Geisha, and on to deliberately bred varieties such as Caturra and Pacas as well as interspecific hybrids, behind every name lies a story of migration and flavor. This article systematically sorts through the main varieties of specialty Arabica, their origins and lineage, and their cupping performance, and explains why hybrids rarely appear in the product lines of specialty coffee suppliers such as Front Street Coffee. Whether you are a newcomer or a seasoned enthusiast, this variety map will help you understand more clearly where the flavors in your cup come from. [more…]

Espresso Crema Extraction Techniques | Is Coffee Crema Actually Oil? How to Make Espresso Black Coffee with Crema Using an Espresso Machine or Moka Pot?

A while back, when Front Street Coffee was tinkering with a moka pot in the shop, a friend saw that the moka pot coffee Front Street brewed had a very thick layer of crema, so they asked Front Street for the secret to brewing such thick crema, because the moka pot coffee they brewed at home had very thin crema. The same situation often occurs with espresso machine users as well. [more…]

Arabica Coffee | Which coffee beans belong to the Arabica variety? Light, medium, and dark roast pour-over single-origin Arabica beans that veteran coffee lovers repurchase

The emergence of specialty coffee has not only drawn attention to coffee flavors, but the differences between varieties have also become a key point of discussion. As a major coffee species, Arabica is widely recognized as the representative of excellent coffee varieties, and its many sub-varieties, depending on different growing regions and processing methods, can exhibit [more…]

Coffee Basics | How Many Coffee Bean Varieties Does Arabica Coffee Have? Beginner-Friendly, Pour-Over-Approved Specialty Arabica Coffee Beans Tested and Recommended!

Although there are a great many varieties of coffee beans, when coffee beans on the market are classified by species, they can be divided into three types: Arabica, Robusta, and the relatively rare Liberica. If the numerous coffee beans are further classified by region, [more…]

The Arabica Coffee Variety System | What types of Arabica coffee beans are there? Is the difference between Arabica and Robusta coffee significant?

It is often said that delicious coffee is inseparable from its variety, and currently the most common are Arabica coffee beans and Robusta coffee beans, which are the two most common bean types. The Arabica variety is considered the best among all varieties, mostly appearing as specialty coffee, and its overall flavor is also relatively good. Our famous Blue Mountain Coffee [more…]

Arabica, Robusta, and Liberica: A Comprehensive Analysis of the Characteristics and Cultivation Grading of the Three Major Native Coffee Species

There are about 40 species in the Coffea genus, but only three native species—Arabica, Robusta, and Liberica—have real commercial value. They differ markedly in appearance, flavor, disease resistance, suitable altitude, and cultivation conditions: Arabica is elegant yet delicate, Robusta is hardy and intense, while Liberica is limited to localized trade in West Africa. Starting from botanical characteristics, this article systematically sorts out the origin distribution, climate and soil requirements, the complete cultivation process from sowing to harvesting, and the grading systems that producing countries have formed based on altitude, screen size, and defect bean ratios. Whether you are new to specialty coffee or want to understand the logic of origins more deeply, this foundational knowledge will help you more clearly judge the variety and terroir code behind the flavor in your cup. Front Street Coffee will also combine the key points in this article to recommend directions for your everyday purchases. [more…]

Detailed Explanation of Technical Requirements, Material Selection, and Common Forms of Coffee Packaging: From Oxidation Prevention to Vacuum Gas-Flush Packaging

As a globally popular beverage, coffee packaging must not only prevent the escape of aroma and moisture absorption, but also address oxidation, odor adsorption, and quality deterioration caused by high temperatures. This article focuses on the packaging needs of regular coffee and instant coffee, systematically outlining key technical requirements such as oxidation prevention, moisture resistance, gas barrier properties, and high-temperature protection, and introduces current mainstream vacuum packaging and gas-flushing packaging processes. In terms of material selection, bags, bag-in-box, metal cans, and glass jars each have corresponding composite structure solutions, while instant coffee mostly uses paper/aluminum foil/polyethylene flexible packaging. The article concludes with a summary of common packaging forms such as bags, cans, and boxes, suitable for reference by coffee enthusiasts and industry professionals. [more…]