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Why do dead sunflowers all face the same way?

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Ed langston

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Why do dead sunflowers all face the same way?

« on: 10/09/2009 19:30:03 »

Ed langston asked the Naked Scientists:

Hi Naked scientist,

When sunflowers die they all face the same way. Why is that?

Ed

What do you think?

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Marked as best answer by on 11/09/2025 17:26:44

LeeE

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Why do dead sunflowers all face the same way?

« Reply #1 on: 13/09/2009 11:23:04 »

According to wikipedia, Sunflowers are only heliotropic during the 'budding' stage, and lose their heliotropism once they bloom. Have a look at:

http://en.wikipedia.org/wiki/Sun_flower#Heliotropism

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Why do dead sunflowers all face the same way?

« Reply #2 on: 13/09/2009 16:53:21 »

Do the dead ones just get blown round by the prevailing wind?

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