[pbs] Asking for a hint of world map of chilling hours Please?
Roy Herold
rherold at yahoo.com
Thu Jan 3 18:23:43 EST 2008
Although some models don't count the hours below freezing...
<http://www.davewilson.com/homegrown/gardencompass/gc14_jan_07.html>
I can see where bulbs might need to go by soil temperature, as opposed to air temperature.
I found chill-unit maps of Iowa, Florida, South Africa, and New Zealand, but nothing worldwide. Keep on Googling.
--Roy
NW of Boston
High of 9F here today. That could be lots of chill units, or none at all.
----- Original Message ----
From: Mark Mazer <markmazerandfm13 at earthlink.net>
To: Pacific Bulb Society <pbs at lists.ibiblio.org>
Sent: Thursday, January 3, 2008 4:57:17 PM
Subject: Re: [pbs] Asking for a hint of world map of chilling hours Please?
A chill hour is 1 hour at 45F or below.
>
>Please could you tell us the units measured by the thermoclines on the
map
>of chilling hours - so many hours at how many degrees? It was
impossible to
>tell from the image.
>
>John Grimshaw
More information about the pbs
mailing list