Differences in Hardiness Zones

[digitS']

The Climates in Question:

Mobile, Alabama
Zone 8b : 15 to 20 (F)

Everett, Washington
Zone 8b : 15 to 20 (F)

Steve

 

[digitS']

Mobile's climate (from Wikipedia):

Everett's climate (from Wikipedia):

We know that "hardiness zones" have to do with winter cold extremes. The Growing Seasons could not have greater contrasts. At least, that is my impression from having visited these to cities.

Steve

 

[ninnymary]

Steve, I believe I'm in zone 8b and our temps don't go down that far. Maybe I'm wrong about my zone?

Mary

 

[digitS']

Mary, you wouldn't be happy in Everett . . !

Let's see . . . I know you don't live in San Leandro but I just like saying the name of that nearby town. San Le an dro ♪ ♫

No, USDA zip code lookup says: Zone 10a : 30 to 35 (F).

digitS'

 

[digitS']

By the way:

The East Bay has some variations. I'm sure you know, Mary.

It has a lot to do with elevations. (And, where fog settles. I just learned how we are supposed to imitate foghorns: Pioooooouu . . . . I'll soon find a way to make an enemy in Mobile, too.)

Steve

 

[ninnymary]

Hmm...all this time I thought I was in zone 8b but zone 10a temps are about right. Yes, we do have micro pockets here, even within Alameda.

Mary