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sunjuice 17-04-2004 12:34 PM

crowberry
 
hi. i was wondering why plants like crowberry have green leaves (or needles). i understand they contain corotenoids (accessory pigments) etc but it must be some kind of adaptation the plant has. also, why do they (crowberry) appear to grow facing north, ie. where light intensity is less than facing south. why is this?

thanx

Chuck 18-04-2004 12:10 AM

crowberry
 

"sunjuice" wrote in message
...

hi. i was wondering why plants like crowberry have green leaves (or
needles). i understand they contain corotenoids (accessory pigments)
etc but it must be some kind of adaptation the plant has. also, why do
they (crowberry) appear to grow facing north, ie. where light intensity
is less than facing south. why is this?


BEcause

Chuck

thanx


--
sunjuice
------------------------------------------------------------------------
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sunjuice 20-04-2004 05:26 PM

crowberry
 
does anybody have a better answer?

sunjuice 20-04-2004 06:03 PM

crowberry
 
let me reformulate my question:

Why are a lot of carotenoids found in shade plants?

Monique Reed 20-04-2004 07:08 PM

crowberry
 
Have a look at:
http://photoscience.la.asu.edu/photo...hotointro.html

Carotenoids can function as acessory pigments to scavenge energy not
immediately useful by chlorophylls. A shade plant with a lot of
carotenoids (or other pigments) may be trying to use what light it
receives as efficiently as possible.

M.Reed

sunjuice wrote:

let me reformulate my question:

Why are a lot of carotenoids found in shade plants?

--
sunjuice
------------------------------------------------------------------------
posted via www.GardenBanter.co.uk


Mike Lyle 21-04-2004 05:05 PM

crowberry
 
Monique Reed wrote in message ...
Have a look at:
http://photoscience.la.asu.edu/photo...hotointro.html

Carotenoids can function as acessory pigments to scavenge energy not
immediately useful by chlorophylls. A shade plant with a lot of
carotenoids (or other pigments) may be trying to use what light it
receives as efficiently as possible.


You mean carrots really can see in the dark?

Mike.


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