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  • From: "Ernest Plutko" <ernestplutko@wiktel.com>
  • To: nafex@lists.ibiblio.org
  • Subject: Re: [NAFEX] heat tape
  • Date: Tue, 31 Mar 2009 10:53:23 -0500


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: hangermayer@isp.com
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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