Zone 9b planting calendar

What to plant in May: zone 9b

Zone 9b averages its last spring frost around February 15 and its first fall frost around December 15. Everything below is timed from those two dates, so it stays useful whether you're planting for summer or for a fall harvest.

These are zone-average dates. Check an area-level frost estimate from thirty years of nearby weather history and this calendar retimes itself.
Last frost: February 15
First frost: December 15
Winter lows: 25 to 30 °F
Zone 9b Almanac. What growers here actually recorded: sowing weeks, days to first pick, and yields.

Succession sow

  • Cucumberaround May 3

    Sowing 4: replant every 21 days so one planting never has to feed you all season.

  • Zucchiniaround May 3

    Sowing 4: replant every 21 days so one planting never has to feed you all season.

  • Basilaround May 3

    Sowing 4: replant every 21 days so one planting never has to feed you all season.

  • Winter squasharound May 10

    Sowing 4: replant every 21 days so one planting never has to feed you all season.

  • Beetaround May 17

    Sowing 4: replant every 21 days so one planting never has to feed you all season.

  • Carrotaround May 17

    Sowing 4: replant every 21 days so one planting never has to feed you all season.

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