Sunflowers Is Always Facing the Sun Direction?

World Wide Web | Sunflowers Is Always Facing the Sun Direction? | Sunflower Helianthus annuus or a bright yellow certainly add beauty of the park or garden. However, this flower is actually facing toward the sun Sepe

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Both the leaves and flowers of the sunflower is heliotropis, ie, always follow the sun.

Sunflower plants store auxin. Auxin is a plant hormone that controls growth. Usually the amount of auxin more on the side away from the sun. That's cause sunflower stems always grow toward the beam.

However, flowers are in full bloom no longer be heliotropis. Nevertheless sunflower always faces toward the east.

Today, sunflower has economic value. Sunflower seed oil can be used to produce a very good quality. The oil can be used in cooking, salad dressings, and margarine. Sunflower seeds have high nutritional value.