Why are the latest sunflowers facing the sun?
Sunflower is a kind of flower that everyone is not strange to. The biggest characteristic of this kind of flower is facing the sun, so people call this kind of flower sunflower. As early as the end of the 18th century, Darwin, a famous British biologist, began to have a strong interest in the phenomenon of sunflowers facing the sun. For this reason, we have done a lot of investigation and research. Let's take a look at why sunflowers face the sun.
Why do sunflowers face the sun?
The stem of sunflower contains a wonderful plant auxin, which is very afraid of light. When exposed to light, it will go to the side of the backlight, and at the same time, it can stimulate the cells on the backlight side to multiply rapidly, so the backlight side grows faster than the light side, causing the sunflower to bend to light. At the same time, sunflowers facing the sun are also closely related to gravity.
Does the sunflower always face the sun?
Sunflowers don't always face the sun. It is true that the sunflower is facing the sun during the period from germination to before the disk is in full bloom. its leaves and disk follow the sun from east to west during the day, slowly swing back after sunset, and wait for the sun to rise to the east at about 3 o'clock in the morning. But once the disk is in full bloom, it no longer turns to the sun, but is fixed to the east.
What does sunflower mean?
Bravely pursue the happiness you want. The flower words of sunflowers are faith, glory, arrogance, loyalty, love, meaning silent love, representing the courage to pursue the happiness they want. Although the flower posture of the sunflower is not as romantic as the rose or as pure as the lily, it is sunny, bright, magnanimous and unforgettable, has its own unique charm, and blooms not only love, but also the love of dreams and life.
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When will the latest sunflowers bloom?
Sunflower is a large annual sunflower plant of the family Compositae, which can be up to 3 meters high. It is named because its flowers are often facing the sun. In addition to being similar to the sun in appearance, the bright and generous flowers are very suitable for ornamental decorations. Their seeds are called sunflower seeds, which are often fried as a snack.
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When will the latest sunflowers be sown?
Sunflowers can be planted in all seasons, usually in summer and winter, with a florescence of more than two weeks. in addition to being similar to the sun in appearance, the bright and generous flowers are very suitable for ornamental decorations, and the seeds are of more economic value, not only into beloved sunflower seeds, but also
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