Re: HYB: Tetraploid Conversion: Variegated Iris

From: John Montgomery <monashee@junction.net>

On Sun, 27 Feb 2000, you wrote:
> From: "Dan & Marilyn Mason" <dmason@rainyriver.lakeheadu.ca>
> 
> Dan Mason wrote:
> 
> <There was an interesting website about using a common yard and
> garden herbicide, Surflan. It was supposed to be cheaper, readily
> available at any farm store, and less toxic to fool with than
> colchicine which can be pretty dangerous. 

> -------------------------
To the best of my knowledge, Surflan is now used by all
lily breeders when attempting conversion to polyploidy.
All of the reasons above do apply
> 
> I wonder if variegated iris seed or seedlings treated with Surflan
> or Colchicine might also yield tetraploid plants with increased
> contrast in their leaves' variegation. 

------------------------------------------
I am not familiar with the breeding of Patriot but I doubt
that Surflan would have had any effect on the contrast of
the variegation.  It is a startling plant, but I expect
that would come from its parents.

Cheers
John Montgomery
Vernon  BC  Canada  Zone 5


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