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Re: zone 7 plants in zone 4???


I looked up the source for "The Winter Blanket" 
Laughton Horticulture 800-692-7732

At 12:16 AM 02/16/2000 -0500, you wrote:
>The secret is to use plastic foam covers which look similar to the wrapping
>used in shipping (not the bubble type). It is sold by wholesale greenhouse
>suppliers for that purpose. Use as many layers as u want. The idea is to
>get to ground temperature. Bales of straw work very well also. But, nothing
>is perfect.
>
>At 10:44 AM 02/15/2000 EST, you wrote:
>>Hi all,
>>I just looked for the hardiness info in Asiatica's newest catalog (before I 
>>was quoting from their Spring 99 catalog).  They say that "even some Zone 7 
>>perennials can be grown in Zone 4 in areas with consistent heavy snow
>cover.  
>>A heavy layer of loose conifer branches in December will also allow you to 
>>push hardiness."
>>
>>Zone 7 plants in Zone 4???  Wow!  Before I go overboard buying all those 
>>plants I've only looked at wishfully up till now, has anyone had experience 
>>with growing plants from 2 or even 3 zones warmer than theirs??  Hmmm, how
>do 
>>we make sure the heavy snow comes?? 
>>
>>For those without the consistent snow cover, I also read in The Unsung 
>>Season, Gardens and Gardeners in Winter, that Elliot Coleman uses a 
>>cold-frame inside a plastic-covered hoop house extend his growing season in 
>>Harborside, Maine.  Coleman says "One layer of protection, either the cold 
>>frame alone or the greenhouse by itself, moves you a zone and a half to the 
>>south, and the second layer moves you another zone and a half to the
south.  
>>So you walk into the greenhouse, and you're in New Jersey.  You reach your 
>>hand into the cold frame, and you're in Georgia.  It's as simple as that."  
>>
>>Coleman uses this method for his vegetables, so it might not be that
helpful 
>>for our perennials.  But maybe in the fall we can pot up some of those 
>>beautiful wild gingers (Asarums) or Asian jack-in-the-pulpits (Arisaema)
and 
>>all kinds of other beauties?
>>
>>Cindy Johnson
>>White Bear Lake, MN
>>zone 4a
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>>
>Butch Ragland So. Indiana zone 5
>
>"Conflict is as addictive as nicotine, alcohol, drugs, etc.
>I'm sorry to report that cooperation is not."
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>
Butch Ragland So. Indiana zone 5

"Conflict is as addictive as nicotine, alcohol, drugs, etc.
I'm sorry to report that cooperation is not."
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