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Can You Grow Zucchini in California?

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

Grows well here

Zucchini thrives here and is one of the easiest most productive crops you can grow.

Plant zones

4a–11b

California last frost

mid-January

California first frost

late December

Days to harvest

45–60 days

When to plant Zucchinis in California

Start indoors

Jan 1

Transplant

Jan 10

Harvest

Feb 24 – Mar 11

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

About Zucchini

One of the most productive garden plants — a single zucchini plant can yield more than a family can eat at peak season.

Direct sow after last frost. Give each plant 2-4 sq metres of space. Water at the base to prevent fungal disease. Pick frequently to keep the plant producing.

Full zucchini growing guide →

Gardening in California

California spans more climate zones than any other state. Coastal regions are mild year-round; the Central Valley is hot and productive; mountains are cold; deserts are extreme.

See what grows well in California →

Frequently asked questions

Can you grow Zucchini in California?

Zucchini thrives here and is one of the easiest most productive crops you can grow.

What zone is California?

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

When do you plant Zucchinis in California?

Plant Zucchinis around mid-January (start indoors Jan 1), harvest Feb 24 – Mar 11.