[NAFEX] Dwarfing interstem on pear?

Joe and Ellen Hecksel jhecksel at voyager.net
Thu Feb 7 17:45:03 EST 2008

Donna &/or Kieran wrote:
> Dear all,
>     I'm planning on ordering various blight resistant pears from 
> Corvallis.  Calleryana rootstocks grow great here, but they get so big.  
> What do you all know about the use of dwarfing interstems for pears? 


Conference would be my first choice.  It would be interesting to look at 
Seckel as an interstem...but there is no data.

> see that they have OHXF 34, 51, 87 and 333.  They say they are 
> compatible with both communis and calleryana.  Has there been much done 
> with these as dwarfing interstems?  Are there known problems with such 
> trees?  I could just use Magness, Maxine, or Warren as interstems on 
> quince, but have been told that quince is as susceptible to apple borers 
> as apple is.  This would be defeating part of my purpose in switching to 
> pears, which is to avoid tree losses to those *&^#+*  borers. 
>     Please advise me before I do something stupid!  Thanks.  Donna

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