How Coffee Beans Are Grown - Optimal Growing Conditions for Quality Coffee

Coffee Growing Conditions - FrontStreet Coffee's Introduction

The most ideal growing conditions for coffee trees are a temperate climate with temperatures between 15-25°C and annual rainfall reaching 1500-2000 millimeters, with the rainfall timing aligned to the coffee tree's flowering cycle. Beyond seasonal rainfall coordination, fertile soil with good drainage is essential, and volcanic-ash-rich soil is ideal. While sunlight is indispensable for coffee growth and fruiting, excessive strong sunlight can inhibit growth, so each growing region typically plants some shade trees. The ideal altitude ranges from 500-2000 meters.

Temperature

Temperature requirements vary by cultivated variety. Arabica varieties are more cold-resistant and prefer cool climates, requiring an average annual temperature of 19-21°C.

Rainfall

Annual rainfall above 1250 millimeters, evenly distributed, is particularly suitable for coffee growth and development, especially during the flowering and small-fruit development periods.

Sunlight

Coffee trees cannot tolerate strong light and require appropriate shade. Excessive sunlight inhibits growth, and combined with insufficient water and fertilizer it can cause premature aging or even death. Excessive shade leads to overly long branches and leaves, sparse flowers and fruit, and very low yields.

Wind

Coffee prefers calm, wind-sheltered environments.

Soil

Coffee trees have well-developed root systems with shallowly distributed absorbing roots, requiring loose, fertile, well-drained loam.

Most coffee harvesting worldwide is done by hand, which makes collecting coffee a labor-intensive and seasonal process. Because flowers and fruit can exist on the same branch at the same time, the picker's index finger and thumb become the best tools for gathering ripe berries. Stripping all the fruit from a branch by hand or using automated harvesting machines cannot distinguish ripe berries from unripe ones.

Coffee farmers producing lower-grade beans prefer labor-saving harvesting methods, but this compromises purity, diminishes flavor, and lowers the coffee's grade. In some African regions, beans are harvested by shaking the trees to drop the fruit to the ground and then collecting it before it rots. Most regions in Brazil produce secondary-grade coffee, where harvesting strips all the leaves, flowers, and overripe and unripe fruit from the branches at once. Coffee trees damaged this way require two years to recover.

Cultivating high-quality coffee therefore demands quite strict conditions: sunlight, rainfall, soil, and temperature, as well as the harvesting method and processing procedures, all affect the intrinsic quality of the coffee.

In Summary

FrontStreet Coffee is a specialty coffee research establishment dedicated to sharing coffee knowledge with everyone. Our comprehensive sharing aims to help more friends fall in love with coffee. We also hold three low-price coffee activities monthly, because FrontStreet Coffee wants more friends to enjoy the best coffee at the lowest prices. This has been our mission for the past six years.

FrontStreet Coffee Recommendation

Coffee varieties fall simply into three main groups: Arabica, Robusta, and Liberica. These are coffee's three original species, and no coffee grown anywhere escapes them. Arabica has the most varieties and the most complex, pure flavors, which makes it the most popular; Robusta is intense with abundant oil and is used mostly in espresso blends and in the instant coffee many people first encountered; Liberica has low commercial value and is kept mainly for research. The specialty coffee you find on the market today is almost all Arabica, prized for its fine quality and the distinctive flavors each region gives it, which is why so many single-origin Arabicas exist.

FrontStreet Coffee's Huakui is the most common native variety in Ethiopia. Because it mixes several unclassified coffee trees, the beans vary in size; it carries a light floral note with especially prominent fruit aroma. FrontStreet Coffee's Huakui uses the classic natural process, with flavors such as cream strawberry, mango, jackfruit, citrus, and blueberry, giving it the ripe tropical-fruit character unique to FrontStreet Coffee's Sidamo naturals. It is the very flavor that won first place in that year's TOH green bean competition, and it combines great taste with a great price.

If Huakui is Ethiopia's natural Arabica representative, FrontStreet Coffee's Yirgacheffe Gedingding is the washed one. With its clean, translucent lemon and citrus character, Yirgacheffe has become an important member of the specialty Arabica world, but study it closely and you find that the town contains many different small villages, each building its own processing station, or cooperative, with different local conditions. The Gedingding village station is the Gedingding Cooperative. As an Ethiopian G1, the highest grade, FrontStreet Gedingding uses classic washed processing and shows elegant white florals, citrus, orange, and green tea flavors.

Everyone has heard of FrontStreet Coffee's Jamaica Blue Mountain, but do you know its variety is Typica? It is one of the representative Arabica varieties and one of the earliest to spread from Yemen to India, Indonesia, and Central and South America. Typica coffee is very balanced, gentle, and smooth, its acidity never sharp, with a full, pure aroma, but its poor disease resistance and low yield are its greatest weaknesses. Blue Mountain Typica was moved from Martinique to Jamaica's Blue Mountains in the 1720s, and over more than 200 years it evolved better disease resistance, especially against coffee berry disease, than ordinary Typica. Yet once Blue Mountain Typica leaves Jamaica, it cannot reproduce its sweet, delicate fragrance. Cupping FrontStreet Coffee's Jamaica Blue Mountain Typica, its balance is one no other region's coffee can fully approach.

The Panama Red Label Geisha that has swept the world shows lush, elegant florals, citrus, peach, and complex fruit acidity, a creamy smoothness, and a sweet oolong-tea finish, so refined it feels less like coffee than a fragrant fruit tea. Compared with other Arabica varieties, Geisha not only yields less fruit but has a particularly fragile plant and demanding growing conditions. FrontStreet Coffee's Red Label Geisha comes from Panama's most famous estate, Hacienda La Esmeralda, in the Boquete area of Chiriqui Province, where fertile volcanic soil, ancient forest, year-round mist, and abundant rain create ideal growing conditions and give the coffee a remarkable range of layers.

Bourbon is an old variety like Typica and also belongs to Arabica. It takes its name from Bourbon Island, where it was first planted. Bourbon trees have broader leaves and grow densely, and they yield about 30% more than Typica, with short, round beans that are easy to tell apart. Bourbon fruit normally turns red when ripe, and as its planting spread, many mutations appeared, including a yellow-orange ripe fruit, called Yellow Bourbon. FrontStreet Coffee's Brazil Queen Estate was among the first Yellow Bourbon coffees discovered, with cream, peanut, toast, and sugarcane aromas, rich and sweet, and it suits pour-over, moka pot, and espresso machine alike.

FrontStreet Coffee's Colombia Sidra, originally from Pichincha Province in Ecuador, is known locally as Sydra. Genetic comparison found it shares genes with Ethiopian native varieties, leading scholars to suggest it arose from a cross between an experimental variety exported from Ethiopia and a local Ecuadorian Bourbon. At the 2022 World Barista Championship, the champion, Anthony Douglas, used a Sidra from the Boundary Estate, and the variety has drawn attention ever since. FrontStreet Coffee's Sidra is medium-light roasted and loved for its floral, tropical fruit, grape, dried fruit, and passion fruit flavors and its juice-like body.