When to plant cauliflower in zone 9b
A planting schedule for cauliflower in USDA hardiness zone 9b, where the typical last spring frost is around Feb 2, 2026 and the first fall frost around Dec 2, 2026. Dates are computed from NOAA frost normals for a representative location (ZIP 94285) — your exact dates depend on your address.
Cauliflower planting schedule for zone 9b
- Start seeds indoorsDec 24, 2025 – Nov 22, 2026
- Start hardening offJan 25, 2026 – Dec 13, 2026
- Transplant outdoorsFeb 4, 2026 – Dec 20, 2026
Playing it safe with tender crops? Spring frost holds off until about Mar 4, 2026 in roughly 9 years out of 10.
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Cauliflower in other zones
More crops for zone 9b
Frost dates are NOAA 1991–2020 climate normals for a representative location (ZIP 94285) in zone 9b; your exact dates depend on your address. Schedules are guidance, not guarantees.