Sunflowers Move by the Clock

Andy Fell — August 04, 2016 - 1:56pm

Plant biologists at �ٺ��Ƶ and colleagues have discovered how sunflowers use their internal circadian clock, acting on growth hormones, to follow the sun during the day as they grow. Following the sun allows the plants to grow faster and put on more biomass. Mature flowers face east, where warm morning sun encourages pollinators.

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Sunflowers Move by the Clock