The characteristics of coffee berries and the process of their formation. What is the coffee flower?

Coffee tree is a shrub or small tree of Rubiaceae; leaves opposite, leathery, long oval; every March, the branches will emerge white flowers, petals spiral arrangement, flower center around the petals jump, a careful look, really like childhood play small windmill, issued bursts of jasmine fragrance; fruit is oval, berry, dark red, hidden two seeds, that is, we are familiar with coffee beans. The first flowering period of the white flower red fruit coffee tree is about three years old. The white flower has five tubular flowers, with a faint jasmine fragrance. The inflorescences are dense and arranged in clusters.

Flowers wither two or three days after flowering and begin to bear fruit a few months later. The fruit is a stone fruit, about 1.5 cm in diameter, initially green, then gradually yellow, mature into red, and cherry is very similar, so called Coffee Cherry (Coffee Cherry), at this time can be harvested.

The ripe coffee berries of the coffee tree look like cherries, are bright red, have sweet flesh, and contain a pair of seeds, which are coffee beans. Coffee varieties are small, medium and large seeds of points, the former contains low caffeine content, aroma, the latter two high caffeine content, but some poor aroma. The coffee sold in the world is generally prepared from small and medium seeds in different proportions, usually 70% of the medium seeds, mainly taking their caffeine; 30% of the small seeds, mainly taking their fragrance. Each coffee variety generally has a few to a dozen variants. Coffee is more tolerant to shade and cold, but it is not tolerant to light, drought and disease. Coffee contains caffeine, protein, crude fat, crude fiber and sucrose and other nine nutrients, as a beverage, it is not only mellow and delicious, slightly bitter sweet, but also exciting nerves, get rid of fatigue and other effects. Medically, caffeine can be used as an anesthetic, stimulant, diuretic and cardiac stimulant, as well as to aid digestion and promote metabolism. Coffee pulp is rich in sugar, which can be used to make sugar and alcohol. Coffee flower contains essential oil, can extract high-grade spices. [1]