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Author Topic: Why do dead sunflowers all face the same way?  (Read 3089 times)

Offline 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?


 

Offline 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
 

Offline Bored chemist

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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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Why do dead sunflowers all face the same way?
« Reply #2 on: 13/09/2009 16:53:21 »

 

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