Why does central american coffee culture echo Papua New Guinea beans?

Papua New Guinea coffee is often called Little Blue Mountain, because the Typica variety was introduced from Jamaica Blue Mountain and the growing conditions, altitude and rainfall are similar. Sigri Estate's Bird of Paradise lot shows rich nutty and cocoa aromas, subtle berry sweetness and a balanced mouthfeel, with an extra layer of dark fruit acidity that Blue Mountain does not carry.

Around 75% of Papua New Guinea coffee comes from smallholder plots, and some farms clear forested land for planting, which shapes the country's coffee cultivation model. The territory sits almost entirely on the island of New Guinea, at roughly 6 degrees south latitude, closer to the equator than Blue Mountain at about 18 degrees north, which helps explain the difference in cup profile.

Papua New Guinea coffee is named "Little Blue Mountain" by many enthusiasts because it was introduced from the Typica variety of Jamaica Blue Mountain, combined with similar growing environments and altitudes. Front Street Coffee recently acquired a Bird of Paradise coffee bean from Sigri Estate and conducted a comprehensive evaluation through roasting, cupping, and brewing. This article will guide you through Papua New Guinea's coffee cultivation model, main producing regions, the naming origin of Bird of Paradise coffee, and the history and ecological philosophy of Sigri Estate. It will also share in detail Front Street Coffee's roasting curve and brewing parameters, presenting the unique flavors of this bean—rich nutty and cocoa aromas, subtle berry sweetness, and a balanced mouthfeel.

Many coffee enthusiasts have a strong interest in beans from rare producing regions, among which Papua New Guinea coffee beans, hailed as "Little Blue Mountain," have recently attracted considerable attention. With an exploratory mindset, Front Street purchased a batch of Papua New Guinea coffee beans and conducted a comprehensive analysis from roasting, cupping, to brewing.

Papua New Guinea

This country's territory is almost entirely located on the island of New Guinea, with a straight dividing line splitting the island in two—the western half belongs to Indonesia, and the eastern half is Papua New Guinea. Because the full name is too long, it is usually abbreviated as "Papua" or referred to by the English acronym "PNG."

Many people call Papua coffee Little Blue Mountain because Papua's coffee variety was introduced from Jamaica Blue Mountain's Typica, and the growing environment, altitude, and rainfall conditions are extremely similar. After introduction, Typica quickly adapted to the environment of New Guinea. Whether from the perspective of variety or island-type climate, calling it Little Blue Mountain is well deserved. Papua's coffee-producing region is located at 6 degrees south latitude, closer to the equator than Blue Mountain's approximately 18 degrees north latitude. Upon careful tasting, the flavor still differs from Blue Mountain—Papua coffee has an additional layer of dark fruit sweetness and acidity.

Coffee Cultivation Model

In Papua New Guinea, about 75% of coffee products come from small local farms. Many farms clear land in forested areas, and some farms are deep in the woods, almost isolated from the world. The country's coffee is all grown at high altitudes of 1,300 to 1,800 meters, resulting in outstanding quality. Although a small amount of coffee is grown in the lowlands, production is extremely limited. Most local coffee relies on natural conditions for growth because transporting fertilizers and pesticides to farms is difficult and costly.

Coffee Producing Regions

Papua New Guinea's specialty coffee beans are mainly distributed in the Waghi Valley and Sigri Estate in the Western Highlands, as well as the Arona, Kimel, and Arokara estates in the Eastern Highlands, with Korgua Estate being the most well-known. Since the coffee variety differs from Indonesia and the altitude is higher than Sumatra, and the coffee beans produced in this country use the washed processing method, Front Street believes that the terroir of Papua New Guinea coffee is completely different from the spicy, herbal, and deep notes of Indonesian coffee. Instead, it presents brightness, sweetness and acidity, and floral and fruity aromas, closer to South American flavors.

Bird of Paradise Coffee

Front Street Coffee selected Bird of Paradise coffee from Sigri Estate this year. Here, a brief explanation of the origin of Bird of Paradise coffee is needed. Most Papua coffee circulating domestically comes from Sigri Estate and Prosa Estate, and the coffee burlap bags they export are printed with the image of the Bird of Paradise, which is Papua's national bird.

The first to introduce Papua coffee beans was Sigri Estate, and at that time, the domestic market gave this bean the name "Bird of Paradise." Subsequently introduced Prosa Estate coffee burlap bags also feature the Bird of Paradise image, but to distinguish the two beans, the later-introduced one could only be called by the estate name. Although this seems slightly unfair to the newcomer, over the years of subtle influence, Sigri has been subconsciously tightly bound with Bird of Paradise.

However, Sigri Estate absolutely deserves the name Bird of Paradise. This year's green coffee beans are plump and emerald green, with excellent bean appearance.

Sigri Estate was established in 1950 and has been in operation for over 60 years, making it a pioneer in the local coffee industry. Bird of Paradise Estate is located in the Waghi Valley of the Western Highlands Province, at an altitude of about 1,500 meters in the mountains, with mineral-rich volcanic soil, a cool climate, fertile soil, and abundant rainfall. Bird of Paradise Estate also places great emphasis on ecological protection. To maintain soil and water sources, it refuses to use pesticides and insecticides, caring for the ecology and nearby birds.

Bird of Paradise Estate has adhered to high-standard cultivation and processing systems for many years. During the harvest season from April to September each year, only fully ripe red coffee cherries are hand-picked, achieving a perfect balance of acidity and sweetness in the coffee cherries. At Bird of Paradise Estate, cupping is conducted every day to ensure the plantation provides customers with consistently exceptional coffee. As a result, Bird of Paradise Estate has become a classic of the world's specialty coffee.

Coffee Bean Processing Method

Papua New Guinea coffee is mainly washed processed, with a relatively bright flavor profile and richer fruit acidity, similar to Central American coffee flavors. Large estates and farms usually have their own washing stations, while smaller individual coffee farmers have more control over output quality and flavor expression.

After harvesting ripe red coffee cherries, they are sent to the estate's own washing station for processing. Papua New Guinea's local washing process differs from Central and South American washing methods. It uses three rounds of washing and fermentation, each soaking for about 24 hours, with clean water replaced to control coffee flavor. After washing, the green beans are hulled and then graded, such as AA, AB, PB peaberry, etc. This meticulous post-processing method brings bright and delicate fruit acidity to the coffee itself, with a clean and lingering sweet mouthfeel.

Front Street Coffee Roasting Analysis

When first receiving this bean, compared with Blue Mountain, which is also washed processed, it was truly hard to tell them apart.

Guess which of the following images is Bird of Paradise and which is Blue Mountain.

Answer revealed (Top) Bird of Paradise (Bottom) Washed Blue Mountain

Front Street Coffee uses a medium roast for this bean. Because Typica is a low-density green bean, in order to highlight its inherent refreshing acidity and fruit aroma, the focus will be on adjusting the heat after first crack. Charge at 170°C, set airflow to 3, heat at 140°C, turning point at 1'36"; when temperature reaches 140°C, open airflow to 4; roast until 6'25'', temperature 151°C, bean surface turns yellow, grassy smell completely disappears, dehydration complete, reduce heat to 110 at 176°C; change airflow to 4;

At 180°C, reduce heat to 90. The bean surface shows ugly wrinkles and dark streaks, and the toasted bread smell clearly turns into coffee aroma, which can be defined as the prelude to first crack. At this point, raise heat to 183.5°C at 10'08'' to begin first crack, open airflow fully, at 188°C reduce heat to 60, airflow fully open (adjusting heat must be very careful, not so low that there is no crackling sound, control the temperature rise rate after first crack within 6 degrees), first crack development time 3'00", drop at 198.5°C.

Front Street Coffee Brewing Recipe

Using 15 grams of coffee grounds as an example, use a 1:15 coffee-to-water ratio, medium-coarse grind (65% passing rate on No. 20 standard sieve), water temperature at 88°C. Use a KONO MEIMON dripper.

This time, a segmented brewing method is used. Slowly pour in the coffee grounds. For the first segment, pour 30g of water in a small circle in the center and bloom for 30 seconds. During the first pour, the dry coffee bed will slowly absorb water and swell into a "hamburger."

For the second segment, pour 120g in a circular motion from the center outward. Keep the pouring height as close to the coffee bed as possible, move slowly, and avoid excessive agitation. For the final segment, pour 75g, reaching a total water amount of 225g. Wait for all the coffee liquid in the dripper to flow into the server to end extraction. Extraction time is 2 minutes.

Flavor: Mainly rich nutty and cocoa flavors, with a slight berry sweetness. It tastes rich and balanced, with a sweet note and soft acidity.

The above content is compiled by CoffeeHunters, a coffee news website.