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  • From: Bill Shoemaker <wshoemak AT illinois.edu>
  • To: "Market Farming" <market-farming AT lists.ibiblio.org>
  • Subject: Re: [Market-farming] High Tunnel Winter Growing
  • Date: Tue, 24 Nov 2009 07:47:43 -0600 (CST)

There are a number of cool season crops, such as members of the allium and
chicory family, that will germinate in fairly cool temps. Alliums can
germinate in the 30's. But light and heat will still be limiting factors for
growth rate.

Bill


> I'm not Hattie, but Paul and I seed some crops
> throughout the winter. They take longer to
> germinate and longer to grow. For instance, mesclun
> that is ready in 17 days in the late
> spring/summer/early fall may take 35 days or more in
> winter, depending on how many sunny days we get.
> However, it does germinate and grow. The soil stays
> in the high 40's/low 50's depending on where in the
> tunnel it is (the middle rows are warmer than the
> outside ones), and that is fine for the cool weather
> crops we grow.
>
> Alison Wiediger, Au Naturel Farm, SC KY
>
> ------------------------------------------------
>
> From: market-farming-bounces AT lists.ibiblio.org
> [mailto:market-farming-bounces AT lists.ibiblio.org] On
> Behalf Of DFORD8N AT aol.com
> Sent: Monday, November 23, 2009 4:54 PM
> To: market-farming AT lists.ibiblio.org
> Subject: Re: [Market-farming] High Tunnel Winter
> Growing
> Hattie--
>
> Do you seed in the high tunnels during the winter,
> or do you transplant from plugs? I've been
> transplanting but I'd sure like to direct seed --
> especially stuff like spinach -- if I could get away
> with it, but I'm thinking that the soil is too cold
> for germination, no matter what you do to try to
> warm it up. If you can get it up around 60 or 65
> during the day, you're still going to lose a lot of
> that at night, aren't you?
>
> --Dave in West Virginia
>
>
>________________
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>Market-farming AT lists.ibiblio.org
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>
William H Shoemaker, UI-Crop Sciences
Sr Research Specialist, Food Crops
St Charles Horticulture Research Center
535 Randall Road St Charles, IL 60174
630-584-7254; FAX-584-4610




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