When does rape blossom? What are the effects and effects?

The origin of cauliflower is in Europe and Central Asia. Botanically it belongs to annual herb, Cruciferae. It is widely cultivated in China, especially in the Yangtze River Basin and other places in the south. So when will rape blossom? What are the effects and effects? In fact, the flowering season of rape fields is also different according to the local climate, and the specific contents are as follows:

When will rape blossom

Because of the different light climate, each place is different. In February and March, Luoping rape, Qingyuan rape. Wuyuan rape flower, Guiyang rape flower in March and April. In April, Hanzhong rape flower, Jiangnan rape flower. Beijing rape flower, suburb of Beijing in May. Canola in Yili, Xinjiang in June. Rape cauliflower in Menyuan, Qinghai in July.

The cauliflower plant is straight tufted, the stem is green and the flower is yellow, the basal leaf grows in a rotational shape, and the cauline leaf is usually alternate, without stipules. Flowers bisexual, radiation symmetrical, petals 4, a cross-shaped arrangement, flowers such as rice paper, tender yellow thin. Stamens are usually 6, 4 long and 2 short, often referred to as "four strong stamens". The pistil is composed of two carpels and the ovary is positioned above. Stem cylindrical, mostly 0.1-0.8 cm in diameter, much branched, stem soft; leaves alternate, large, dark green, without petiole and receptacle. In March and April, the stem tips are flowered, the flowers are racemes, the sepals are four, yellowish green, the Corolla is four-petaled, yellow, showing a cross shape. The fruit is a long silique. in summer, it will crack and scatter seeds when it is ripe, purplish black and yellow.

From south to north, the flowering period of rape flowers unfolds from January to August, which seems to deduce the periodic process that the angle of sunlight entering China gradually rises and falls every year; the flowering time of rape flowers in different areas:

Yunnan rape blossoms in February and March every year, Chongqing and Guizhou rape flowers in March every year, Shanghai and Jiangxi rape flowers in late March to early April every year.

Rape flower four petals, neatly around the stamens, simple personality. The petals are very delicate and have fine lines, which cannot be carved by a skilled sculptor. The stamens in the middle bent together, as if in a whisper. It has tough roots, thick leaves, and is as simple and rough as the farmers who planted them.

Second, the efficacy and function of rape flower.

1. Reduce blood lipid

Rape is a low-fat vegetable, and contains dietary fiber, can combine with cholate and cholesterol and triglycerides in food, and excreted from feces, thus reducing the absorption of lipids, so it can be used to reduce blood lipids. Traditional Chinese medicine believes that rape can activate blood circulation and remove blood stasis, which can be used to treat furunculosis and erysipelas.

two。 Detoxification and detumescence

Rape contains plant hormones, can increase the formation of enzymes, into the human body of carcinogens have adsorption and rejection, so it has anti-cancer function. In addition, rape can also enhance the detoxification mechanism of the liver and treat skin sores and furuncles. Breast abscess has a therapeutic effect.

3. Wide bowels and defecation

Rape contains a lot of plant cellulose, which can promote intestinal peristalsis, increase the volume of feces, shorten the time of feces staying in the intestinal cavity, so as to treat a variety of constipation and prevent intestinal tumors.

4. Ornamental value

Rape flowers mostly bloom in early spring, because rape is mostly planted in pieces, so that when rape flowers bloom in some areas, they will become a beautiful sea of yellow flowers, and a large number of tourists who like natural scenery will be intoxicated in the sea of rape flowers. In addition, there is a large amount of oil in the seeds of rapeseed, which can be extracted and processed into people's edible oil.

5. Keep fit

Rape contains a lot of carotene and vitamin C, which helps to enhance the body's immunity. Rape contains the highest calcium in green leafy vegetables. An adult eats 500 grams of rape a day, which contains calcium and iron. Vitamins An and C can meet the physiological needs.