Zucchini plant

When to plant zucchini in zone 10b

In zone 10b, the last spring frost usually comes around Jan 15 and the first fall frost around Dec 31. Here is when to plant zucchini.

Sow in the bedJan 29
Start pickingMar 20

Your zucchini calendar for zone 10b

One or two plants feed a family. Pick when about 7 inches long.

Spacing in a raised bed: 1 plant per 2 × 2 ft. In hot zones, plants may stop producing in the hottest weeks of summer and pick up again in early fall.

These dates are estimates from the average frost dates for zone 10b. Your local frost dates may be a week or two different. If a late cold snap is forecast, wait a few days.

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Zucchini in other zones

See everything to plant in zone 10b →