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Can You Grow Pumpkin in Arizona?

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

Grows well here

Pumpkins grow well here — they love the warm season and produce reliably with enough space.

Plant zones

3b–11b

Arizona last frost

late January

Arizona first frost

late December

Days to harvest

75–100 days

When to plant Pumpkins in Arizona

Start indoors

Jan 1

Transplant

Jan 20

Harvest

Apr 5 – Apr 30

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

About Pumpkin

Pumpkins need space warmth and sun — allow 2-4 square metres per plant for sprawling vines.

Direct sow or start indoors 3 weeks before last frost. Give each plant 2-4 sq metres. Water at the base to prevent fungal disease. Harvest when the skin is hard and the stem dries.

Full pumpkin 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 Pumpkin in Arizona?

Pumpkins grow well here — they love the warm season and produce reliably with enough space.

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 Pumpkins in Arizona?

Plant Pumpkins around late January (start indoors Jan 1), harvest Apr 5 – Apr 30.