Kumquats are native to the south of China, widely spread in the Yangtze River basin and the provinces and regions south of the Yangtze River, especially the most widely planted in the Guangdong area, with Youxi in Fujian, Rong'an in Guangxi, Suichuan in Jiangxi, and Liuyang in Hunan being the most famous. It is also widely cultivated in South China and the middle and lower reaches of the Yangtze River. Kumquat likes sunshine and warm, moist environment, not cold, slightly shade, drought, requires well-drained fertile, loose slightly acidic sandy loam.

Kumquat is 3 meters high, generally not spiny, green branchlets, when sufficient nutrients branching. Leaves lanceolate to long elliptic, 5 to 9 centimeters long, entire, petiole slightly winged. Flowers are small, white, fragrant, 1 to 3 axillary, 5 petals, 20 to 25 stamens, and a 5-celled ovary.

Fruit ellipsoid or obovate, 2.5-3.5 cm long, golden yellow. Flowering April to May, fruiting 11 to February of the following year. In captivity, it blooms three times a year, the first time in March-April and the last time in August-September.

Expanded Information:

Kumquat's four major places of origin:

1, Fujian Youxi: Youxi kumquat shape beautiful color fresh, juicy meat tender, sweet and sour taste, especially eight bridge "three Hong" (i.e., Hong plate, Hong village, Hong Tian three villages) produced the best quality. In recent years, the planting area of Bazhajiao and the two townships in front of the tube is more than 10,000 acres, with a total output of more than 1,100 tons, which is regarded as "the township of kumquat" in Fujian, and now it has become one of the four major origins of kumquat in the country.

2, Guangxi Rong'an: Rong'an kumquat has a planting history of more than 260 years, with a planting area of more than 92,000 acres and an annual output of 87,000 tons, and is known as China's "kumquat township". Rong'an kumquats are juicy, sweet, crisp and free of glycerin flavor, and are sold well in Chinese provinces and ASEAN countries.

3, Jiangxi Suichuan: Suichuan kumquat is famous for its golden color, big fruit, thin skin and sweet taste, color, aroma, taste and type are all good, and its fresh fruits are golden in color and appearance, such as elliptical or inverted oval-shaped oval, like pigeon eggs. Suichuan kumquat area, production, fruit quality are in the country's four major kumquat producing areas, in 1997 Suichuan was named by the Ministry of Agriculture as "China's kumquat township".

4, Hunan Liuyang: Liuyang kumquats are mainly produced in Guandu District of Liuyang City, which has a cultivation history of more than 1000 years, and has been a precious fruit of tribute for many generations. During the Tongzhi period of Qing Dynasty, only the area of Dahu Tuanluo produced ten thousand quintals of kumquats annually, and it was known as "the township of kumquats". Before liberation, the cultivated area of Guandu area was more than 400 mu, 35,000 plants, with the highest annual output of 300 tons, and now the annual output reaches more than 1,500 tons.

Baidu Encyclopedia - Kumquat