-- NEW ZONE


Zone 12 isn’t on the US USDA zone maps because it refers to the equatorial tropics (except highlands).  As I’m sure you know, Sunset has had zones 1-24 for the West for years.  The fine lines having to do with summer temps (not hot enough for some plants), fog belts and water influences.  They have recently expanded their map to the entire US and have 45 zones!  So, while everything above 10 is certainly guaranteed frost-free, the occasional 30 may hit a 10 zone.  I like the Sunset guidelines best for us westerners, because it lets you knows that while some plant may survive the winters in a zone, it may not survive the summers.  And let’s face it, summers are really more the “winters” or proving grounds, if you will, of most species in all but the coldest areas of California.  We can manage most things with a bit of cover, unless they are absolutely tropical and frost intolerant.

That’s my two-bits.

Karrie

 

-----Original Message-----
From: owner-medit-plants@ucdavis.edu [mailto:owner-medit-plants@ucdavis.edu] On Behalf Of Joe Seals
Sent:
Monday, February 06, 2006 7:00 AM
To: medit-plants@ucdavis.edu
Subject: Re: FW: Schotia brachypetala and allspice -- NEW ZONE

 

I must be out of the loop!

 

"Zones 10-12"?

 

When was a Zone 12 delineated?

 

I thought Zone 11 was designed a few years back for those few areas in the U.S. (extreme sw San Diego and extreme southern Florida) that were totally frost free.

 

What's more mild than "frost free"?

 

Joe

Reid Family <pkssreid@comcast.net> wrote:


Nan:
Botanica does list the allspice as zones 10-12, which would certainly
mean no frost. The Schotia shows zones 9-12, which would mean a light
cover if real frosts were coming,



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