Sunflowers always facing the Sun
Helianthus annuus sunflower or colored bright yellow certainly adds to the beauty of the park or your garden. However, if the interest is really facing towards the Sun as the name suggests?
Both leaves and flowers of sunflowers are heliotropis, that is, always follow the Sun's light.Sunflower plants store the auxin. Auxin is a plant hormone that controls growth. Usually auxin amount more on the side away from the Sun. That is the cause of sunflower stalks always grow towards the light. However, the flowers are in full bloom can no longer be heliotropis. However a sunflower is always facing towards the East.
Currently, sunflowers have economic value. Sunflower seeds can be used to produce a very good quality oil. Oil can be used in cuisine, salad dressing, and margarine. Sunflower seeds have a high nutritional value.
