Re: Memorial Day Irises


Dorothy:
  What does that mean they do not like the warm weather because 
of "pumila background"? Is that a cold weather iris??
Is cold (or freezing) required; as well as a dormant period to get 
growth the following year??
Laetitia
  
--- In iris-talk@y..., dwiris@a... wrote:
> Hi Colleen,
> 
> Jeff Walters told you all about Memorial Day and cemetery irises.  
In 
> northern Ohio, Tall Bearded irises also peak around the end of 
May.  SDBs 
> peak about two to three weeks earlier.  They tend to not bloom as 
well in 
> warmer climates because of their I. pumila background.  What we 
know as the 
> cemetery iris is ATROVIOLACEA, a natural hybrid of I. pumila, which 
is only 5 
> to 6 inches tall and blooms here in late April. 
> 
> Dorothy Willott in Northern Ohio, Zones 5/6
> 
> 
> [Non-text portions of this message have been removed]


 

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