What to plant in October in zone 10a

8 crops to start indoors, direct sow, or transplant in October in USDA hardiness zone 10a. Typical last spring frost around Jan 17, 2026, first fall frost around Jan 14, 2026 — exact dates vary by location within the zone.

Zone 10a covers a lot of ground. Enter your ZIP for October dates from your nearest weather station and a month-by-month calendar:

Start indoors

Sow these under lights or on a windowsill now for transplants later.

Artichoke
Bunching Onion
Celeriac
Celery
Chinese Celery
Leek
Onion
Shallot

Keep going

Full zone 10a planting calendar →
What to plant in October (all zones) →
Succession planting for a continuous harvest →

Timings use NOAA 1991–2020 climate normals for a representative location (ZIP 33737) in zone 10a, computed with the same engine as GardenDraft’s in-app schedule. Guidance, not guarantees — your exact dates depend on your address.