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Planting zones · Chandler, Arizona

What Planting Zone Is Chandler?

Chandler is in USDA zone 9b. Southeast Valley Sonoran Desert at about 1,400 ft. The nearest NOAA normals station, Chandler Heights, records a freeze in nearly every winter, with a median last freeze on February 1.

  • USDA zone (2023)9b
  • Coldest night (avg.)25 to 30°FZIP 85225
  • Median last frostFeb 132°F
  • Median first frostDec 1132°F
  • Frost-free season315 days

Chandler hardiness zone by ZIP code

On the 2023 USDA Plant Hardiness Zone Map, the ZIP codes we sampled in Chandler fall in zone 9b; 85225 (zone 9b) has an average annual extreme minimum of 25 to 30°F. Choose perennials, shrubs, and trees rated at least to zone 9.

2023 USDA zone for sampled Chandler ZIP codes
ZIPZoneAvg. coldest night
852259b25 to 30°F
852499b25 to 30°F
852869b25 to 30°F

Not listed? Look up any ZIP code.

Frost dates and when to plant

The median last spring frost (32°F) at Chandler Heights is Feb 1 and the median first fall frost is Dec 11, a typical frost-free season of about 315 days.

Plant container perennials and shrubs after the median last frost (Feb 1), or in early fall at least six weeks before the median first frost (Dec 11) so roots can settle in before the ground freezes.

Rainfall and heat in Chandler

The average high in July is about 104°F and the average low in December is about 39°F, measured at about 1,420 ft.

That is why a zone rating alone isn't enough for a xeriscape here: pick plants that are both cold-hardy to zone 9 and rated very low or low water once established.

Low-water plants for Chandler

52 plants in our database are hardy to zone 9 and suited to zone 9. Here are 12, driest first, across plant types.

See all zone 9 plants

Frequently asked questions

What planting zone is Chandler?

Chandler, AZ is in USDA hardiness zone 9b on the 2023 USDA Plant Hardiness Zone Map, based on the ZIP codes we sampled (85225: 9b, 85249: 9b, 85286: 9b). In 85225, the average coldest night of the year is 25 to 30°F.

When is the last frost in Chandler?

The median last spring frost (32°F) at Chandler Heights is Feb 1 and the median first fall frost is Dec 11, a typical frost-free season of about 315 days.

Sources

  1. NOAA NCEI U.S. Climate Normals 1991–2020, Chandler Heights (USC00021514). ncei.noaa.gov
  2. USDA ARS 2023 Plant Hardiness Zone Map, by ZIP. planthardiness.ars.usda.gov