Sunflowers have such characteristics.

Another name for sunflower

Sunflower is an annual herb of Compositae, also known as "sunflower", "sunflower" and "sunflower" and so on. The origin of sunflower

It is South America and is currently grown in Europe, Russia, China and other parts of the world.

Morphological characteristics of sunflower

The stem of sunflower is a stout erect stem, which is angular and round as a whole, with white bristles.

The leaves of sunflowers are generally alternate, oval or heart-shaped in shape, with rough hairs on both sides of the leaves.

The inflorescences of sunflowers are extremely capitate, solitary at the end of the branch or at the top of the stem, and usually have a downward inclination when blooming.

The fruit of sunflower is Obovate or ovate-oblong achene, that is, "sunflower seed", the Lignified pericarp is black or gray.

Growth habits of sunflower

Sunflowers can be planted all the year round, and it is best in summer and winter. The growth rate of sunflower is very fast, it only takes about 2 months from planting to flowering, and the longest flowering time is more than two weeks.

The value and use of sunflowers

Edible value: because sunflower seeds contain a lot of oil, so it has a high edible value, is a good oil crop, oil and fried food can be extracted.

Medicinal value: many parts of sunflower plant can be used in medicine. It has many functions such as clearing heat and resolving phlegm, soothing wind and detoxification, promoting dampness and relieving pain.

Purification value: sunflower has the greening function of repairing soil, and its roots can not only absorb nutrients, but also extract harmful pollutants from the soil.

The floral words of sunflowers

First of all, the symbolic meaning of sunflower is "sun", followed by other meanings such as "love" and "silent love".