North American Fruit Explorers mailing list at ibiblio

["Mark Angermayer" <hangermayer@isp.com>]

Hi Ernest,

Yes, I know that.  What I remember reading though is that water already
frozen on the tree when the low temps hit, somehow protects the buds.  Since
the water would be already frozen, they wouldn't give off any heat, but
still, it offers some protection.  Don't know why though.

Mark
KS
----- Original Message ----- 
From: "Ernest Plutko" <>
To: <nafex@lists.ibiblio.org>
Sent: Tuesday, March 31, 2009 9:53 AM
Subject: Re: [NAFEX] heat tape


>
> Freezing water does protect buds.  When water freezes the water
> molecules stop moving and release energy (as heat) when the water
> molecules connect together to form ice.
> ---- Original Message ----
> From:
> To: nafex@lists.ibiblio.org
> Subject: Re: [NAFEX] heat tape
> Date: Tue, 31 Mar 2009 10:41:39 -0600
>
> >We had a narrow miss here last weekend.  Days earlier, weathermen
> >were
> >calling for a low of 18F.  With some peach trees in full bloom, it
> >wasn't
> >looking good.  I contemplated some ways to try to minimize fruit
> >loss.  But
> >I have the same problem as Bill.  When these cold fronts blow
> >through, the
> >wind is pretty fierce, and really limits your options.  Covering any
> >trees
> >is out of the question.  And I question whether sprinklers would work
> >with
> >20-25 mph winds. I have sprayed potassium lactose before (can't say
> >from my
> >own experience whether it's effective or not, but some people swear
> >by it)
> >but it gets pretty hard to spray in strong winds.  It turns out we
> >got a
> >good bit of freezing rain, which left about 1/4" of ice on the trees.
> > The
> >temps only got down to 24.6F.  Strangely, I can't tell that any of
> >the
> >blooms died.  At that temp, there should have been 90% bloom kill,
> >according
> >to the charts.  I've read before ice can protect buds, but I've
> >forgotten
> >how it does it.  Anyone want to refresh my memory?
> >
> >Mark
> >KS
> >----- Original Message ----- 
> >From: "William C. Garthright" <>
> >To: "North American Fruit Explorers" <nafex@lists.ibiblio.org>
> >Sent: Monday, March 30, 2009 8:43 PM
> >Subject: Re: [NAFEX] heat tape
> >
> >
> >>
> >> > A while back I read a summary of some prof. at MU trying to delay
> >blossom by spraying the whole tree with a dilute latex paint/water
> >mix.  The
> >idea was to keep the sun off the buds as well as the trunk.  Can't
> >remember
> >how long it supposedly delayed bloom, but I'm thinking it was a weeks
> >delay.
> >> >
> >>
> >>
> >> Interesting, Mark. I might try that next year. I did wonder when I
> >> painted the trunks how far up I was supposed to go.
> >>
> >> And my neighbors think I'm loony already, so I might as well go all
> >the
> >way.
> >>
> >> :-)
> >>
> >> Bill
> >> Lincoln, NE (zone 5)
> >>
> >> -- 
> >> Diplomacy is the art of saying "Nice doggie" until you can find a
> >rock.
> >> - Will Rogers
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