Robusta coffee with weak aroma and bitter taste describes the characteristics of grinding degree and introduces the taste of varieties in producing areas.

[Arabica] Coffee has a varied and broad potential flavor. Arabica coffee produced in different regions, different elevations and different climates usually has its own characteristics and can show a completely different flavor. "Arabica" coffee smells like grass when it is not roasted. After proper roasting, it shows "fruity" (medium-light roasting) and "caramel sweetness" (deep roasting). Generally speaking, it has a better aroma and flavor than Robusta beans. It makes it the only coffee among these original species that can be drunk directly and alone, either as a single product or as an Italian blend coffee [Robusta] coffee usually has an ordinary, dull and pungent flavor. And because the vast majority of robusta around the world are planted in low-altitude areas (only rare high-altitude, high-quality, washed robusta coffee beans planted in India) there is not much difference in flavor between different regions and different climates. lack of personality. When unbaked, it smells like raw peanuts, and the taste of cheap robusta coffee beans is usually between "wheat tea" (medium-light baking) and "rubber tire flavor" (deep baking). It is difficult to show fine flavor.

Robusta grows in the lowlands of 200m ~ 600m above sea level, likes the warm climate, requires a temperature of 24029 ℃, and does not require high rainfall. However, the variety relies on insects or wind to pollinate, so it takes 11 months from pollination to fruit, compared to Arabica species. Robasta coffee tree originates in Congo, Africa, and its output accounts for about 20% and 30% of the world's output. Luoba Jinta coffee tree is suitable for planting in the lowlands below 500 meters above sea level, has strong adaptability to external environment, has strong resistance to disease, and has high yield. It does not need much artificial care during soil preparation, weeding and pruning, and can be allowed to grow in the wild. It is a kind of coffee tree that is easy to cultivate.

The Elaraby coffee bean fruit is oval, there are generally two slightly flat beans, the bean body is small and round, the front is long oval, the middle crack is narrow and curved in S shape, and the arc on the back of the bean is smooth. The main producing areas are South America, Central American countries, Africa and Asia. A small amount of Arabica coffee beans are also grown in Yunnan, Hainan and Taiwan of China.

Robbda coffee beans are oval in shape, small and round in shape, with a slightly inflated side with cracks in the middle, straight grooves, weak aroma and bitter taste, reminiscent of soybeans, mainly used to make instant coffee, because they are made in Africa. so most Africans drink Robasta coffee.