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Can You Grow Corn in Arizona?

US · USDA Zone 9a · zones 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b, 10a

Grows well here

Corn grows well here — plant in blocks after last frost for a summer harvest.

Plant zones

3b–11b

Arizona last frost

late January

Arizona first frost

late December

Days to harvest

60–90 days

When to plant Corn in Arizona

Direct sow

Jan 20

Harvest

Mar 21 – Apr 20

Dates are approximate, based on Arizona's average frost dates. Your exact yard may vary by microclimate.

About Corn

Corn needs space warmth and wind-pollination — plant in blocks not rows for good pollination.

Direct sow after soil reaches 16°C. Plant in a 4x4 block minimum for wind pollination. Needs consistent water especially during tasselling. Not suitable for containers.

Full corn growing guide →

Gardening in Arizona

Arizona spans dramatic climate zones from cool mountain forests to hot desert. Low-elevation cities like Phoenix grow year-round; high-elevation areas are Zone 5-6.

See what grows well in Arizona →

Frequently asked questions

Can you grow Corn in Arizona?

Corn grows well here — plant in blocks after last frost for a summer harvest.

What zone is Arizona?

Arizona spans USDA Zone 9a (4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b, 10a).

When do you plant Corn in Arizona?

Plant Corn Jan 20, harvest Mar 21 – Apr 20.