North American Fruit Explorers mailing list at ibiblio

[Dan Nave <nave1@comcast.net>]

What is a "budsport?"

Dan

On 5/1/2011 6:15 AM, Louis Pittman wrote:
> What Matt said - I've heard the same line, that 'no resistant pure
> butternuts exist' from experts/researchers in TN/MO/IN.
> As to the hybrids, the future is already here; there are several 'butternut'
> clones which have been propagated in the nursery trade for decades, which
> have been shown by DNA analysis to be hybrids with Japanese walnut&/or its
> budsport the heartnut - and appear to be resistant to the butternut canker
> disease.  Bountiful and Kenworthy are two that come to mind, but there are
> others as well.
>
> Lucky
>
> On Sun, May 1, 2011 at 6:06 AM, Matt Demmon<mdemmon@gmail.com>  wrote:
>
> > Steve, at least here in Michigan, the experts have been saying that there
> > are pretty much no resistant butternuts. All the 'butternuts' that they've
> > found that are surviving are actually hybrids with Japanese walnut
> > (heartnut). Some hybrids look indistinguishable, at least to me, from
> > butternut. But all of the straight species is being wiped out here.
> >
> > -matt
> > z5 se MI
> >
> > On Sat, Apr 30, 2011 at 10:22 PM, Steven Covacci<filtertitle@aol.com
> > > wrote:
> > > Group:
> > >
> > >
> > > I bought a vigorous butternut/white walnut seedling today.  I just read
> > up
> > > on the disease susceptibility in white walnut.  There is a 300+ historic
> > > white walnut that near me.  It looks in good shape, although has a large
> > > cavity in it's trunk at the base, but still doing well.  Does this mean
> > that
> > > this is a tree of unusual disease-resistance?
> > >
> > >
> > > Should I graft a disease-resistant scion/cultivar unto it?
> > >
> > >
> > > Are there disease-resistant clones?
> > >
> > >
> > > Thanks,
> > > Steve NJ 7a
> > >
> > >
> > >
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