Gannan navel oranges mature in autumn or winter, with the maturity period from October to December, and late-maturing varieties mature from February to April of the following year.

Gannan navel orange, the fruit is spherical, oblate or oval, orange to orange-red, with a navel on the top of the fruit, completely covered by mature orange peel, shaped like a navel. The peel is difficult or slightly easy to peel off, the capsule has 9-12 valves, the fruit core is solid or semi-full, the flesh is light yellow, orange-red or purple-red, and the taste is sweet or slightly sour; there are few or no seeds, the cotyledons are milky white and have multiple embryos. The maturity period is from October to December, and late-maturing varieties mature from February to April of the following year.

Extended information

The values ??of Gannan navel oranges are:

1. Navel orange fruits are best eaten fresh. The fresh fruit can also be squeezed for juice, and you can drink it as you squeeze it. It also has a unique flavor. Navel orange has a large amount of flowers, and its flowers can be used to smoke rue tea; its peel, leaves and twigs can extract essential oils.

2. Navel oranges are rich in nutrients, and many nutrients are higher than other citrus. According to Japan's Kobayashi Navel Orange Quality and High Yield Technology report: From the analysis of 15 nutrients in 100g of edible parts such as Wenzhou mandarins, summer mandarins, pomelos, lemons and navel oranges, the calories, sugar, calcium, Navel orange ranks first in terms of six nutrients including iron, vitamin A, and vitamin B2.

3. Navel oranges have a long economic life. The fruits are best eaten fresh and are rich in nutrients. The fresh fruits can also be squeezed for juice, which can be drunk as you squeeze them. The navel orange flowers are large and can be used to smoke rue tea. The peel, leaves and Essential oils can be extracted from the twigs.

Baidu Encyclopedia-Navel Orange