Tomato plant

When to plant tomatoes in zone 9b

In zone 9b, the last spring frost usually comes around Feb 15 and the first fall frost around Dec 10. Here is when to plant tomatoes.

Start seeds indoorsDec 28
Plant in the bedMar 1
Start pickingMay 10

Your tomato calendar for zone 9b

Give each plant a sturdy cage or stake. Water deeply twice a week rather than a little every day.

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 9b. 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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Tomatoes in other zones

See everything to plant in zone 9b →