Re: HYB: CULT: pigments (was Abbey Road...)
- Subject: Re: [iris-talk] HYB: CULT: pigments (was Abbey Road...)
- From: J* a* C* W*
- Date: Fri, 16 Mar 2001 07:36:39 -0700
> From: Linda Mann <lmann@icx.net>
> Seems like I recall that some pigments are the color they are because of
> metals in the molecules (iron in red blood, magnesium? in chlorophylls &
> vulcan blood <g>), so maybe if there is more of whatever trace element
> it is that makes carotenes look yellow, the plant can make more of it?
> & some cultivars may have more flexibility in how much energy they put
> into making pigments, regardless of how much is available.
Linda,
Carotenes are hydrocarbon molecules; they do not contain any mineral
elements in their structure.
Jeff Walters in northern Utah (USDA Zone 4/5, Sunset Zone 2, AHS Zone 7)
jcwalters@bridgernet.com
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