What zone is Arizona in?
Christopher Snyder
Updated on June 15, 2026
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Regarding this, what zone is AZ in for planting?
They are in the USDA's Zone 9b, Sunset's Zone 12, AHS' Zone 8 and Arizona's Zone 4. Together, that means gardeners should grow plants that survive in temperatures as low as 25 degrees. The neighborhoods experience 90 to 120 days of 86-plus degrees in a year.
Similarly, what planting zone is Peoria AZ? Peoria, Arizona is in USDA Hardiness Zones 9b.
Herein, what USDA zone is Arizona?
USDA Hardiness zones in Arizona range from 4b to 10b (Fig. 2). Coldest locations in zone 4b, where temperatures drop to -20°F to -25°F, include the San Francisco Peaks, the White Mountains, and Mount Graham.
What are the zones for planting?
The USDA Hardiness Zone Map divides North America into 11 separate planting zones; each growing zone is 10°F warmer (or colder) in an average winter than the adjacent zone.
Related Question AnswersWhat zone is Phoenix?
Phoenix, Arizona is in USDA Hardiness Zones 9b and 10a.What can I plant in Zone 9b?
Vegetable Plants that Grow Well in Zone 9- Beans, Snap.
- Beets.
- Broccoli.
- Brussels Sprouts.
- Cabbage.
- Carrots.
- Cauliflower.
- Celery.
Does Arizona have 4 seasons?
We do have four seasons, even here in the Valley of the Sun. Most people don't know that in winter, the temperatures at the Grand Canyon hover around zero degrees. Most people think of Phoenix's Valley of the Sun as representative of all of Arizona. But even here, in the Sonoran desert, we have four seasons.Is Arizona subtropical?
Climate. About half of Arizona is semiarid, one-third is arid, and the remainder is humid. The Basin and Range region has the arid and semiarid subtropical climate that attracts most winter visitors and new residents.What hardiness zone do I live in?
Regional Gardening, Europe Hardiness Zones, Plant Hardiness| Temperature | USDA Zones |
|---|---|
| -50ºF to -40ºF -45ºC to -40ºC | 2 |
| -40ºF to -30ºF -40ºC to -34ºC | 3 |
| -30ºF to -20ºF -34ºC to -28ºC | 4 |
| -20ºF to -10ºF -28ºC to -23ºC | 5 |
Where is Climate Zone 5?
Climate Zone 5 is situated along the coast where ocean temperatures are warmer due to the southern latitude.When can I plant in Arizona?
Share:| Crop | Based on Frost Dates Based on Moon Dates | |
|---|---|---|
| Start Seeds Indoors | Plant Seedlings or Transplants | |
| Bell Peppers | Dec 22-Jan 5 Dec 26-Jan 5 | Mar 15-Apr 5 Mar 24-Apr 5 |
| Broccoli | Jan 19-Feb 2 Jan 24-Feb 2 | Feb 9-Mar 1 Feb 9, Feb 24-Mar 1 |
| Brussels Sprouts | Jan 19-Feb 2 Jan 24-Feb 2 | Feb 2-23 Feb 2- 9, Feb 23 |