Climate Zones.

Angela and Dean Offer angelasgarden@bigpond.com
Fri, 28 Oct 2005 18:10:04 PDT
It seems spring and winter are coming here later than they used to
Angela
Albany
South Western corner of Western australia
----- Original Message -----
From: J.E. Shields <jshields@indy.net>
To: Pacific Bulb Society <pbs@lists.ibiblio.org>
Sent: Friday, October 28, 2005 9:52 PM
Subject: Re: [pbs] Climate Zones.


> John Bryan, Jaime, Roger, Lee, et al.,
>
> To answer John's original question directly, yes, I believe that the USDA
> cold zones are useful and should be retained.
>
> What to add to them is the problem.  The American Hort. Society heat zones
> would be a good start.  Then add in maps of annual rainfall.
>
> That is a start.  Nothing will make decisions about growing 100% foolproof
> for novice gardeners, and nothing will keep old hands from experimenting.
>
> Besides nighttime minimum temperatures for the AHS heat zones, one needs
to
> add local effects for urban islands of heat.  I live 25 miles from the
> center of a medium-large sized urban agglomeration.  We are routinely 2 to
> 5 degrees F cooler than in the city, summer and winter.
>
> But you should hurry John, because it looks like the climate is changing
> and the existing tables will become obsolete in a few more years.  Spring
> is coming a week to 10 days earlier now than it did 25 years ago.
>
> Jim Shields
> in central Indiana
> USDA cold zone 5
> AHS heat zone 6
> 40 inches of precipitation per year
>
>
> At 09:49 AM 10/28/2005 +0200, you wrote:
> >Ahh, Roger,
> >
> >hard but true words!  We are always seeking a simple solution to the
> >complexities of life.  I didn't realize that the Arnold Arboretum (a
truly
> >wonderful place to visit!) was behind the original Zones.
> >.........
> >In the end, Zones are nothing but a guideline and one must not only know
his
> >local conditions, but understand them as well!
> >
> >Jamie Vande
> >Cologne
> >Germany
>
> *************************************************
> Jim Shields             USDA Zone 5             Shields Gardens, Ltd.
> P.O. Box 92              WWW:    http://www.shieldsgardens.com/
> Westfield, Indiana 46074, USA
> Tel. ++1-317-867-3344     or      toll-free 1-866-449-3344 in USA
>
>
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