Growing Cauliflower in Zone 9
When to plant and harvest cauliflower in Zone 9— based on your zone's frost dates.
Zone 9 sits comfortably within cauliflower's best range (Zones 2–9), so it grows well here on a standard schedule.
Cauliflower planting calendar for Zone 9
These months are derived from Zone 9's frost dates — last frost around Late January – late February, first frost around Early December – early January.
Start indoors
July
Sow outdoors
—
Transplant
January, August, and September
Harvest
January, February, and November
Cauliflower care at a glance
- Sunlight
- Full sun (6+ hours)
- Water
- 1.5–2 inches per week, never letting it dry out
- Spacing
- 18–24 in apart
- Days to maturity
- 55–100 days from transplant
- Best zones
- 2–9 (cool-season annual)
Growing cauliflower in Zone 9: FAQs
Can you grow cauliflower in Zone 9?＋
Zone 9 sits comfortably within cauliflower's best range (Zones 2–9), so it grows well here on a standard schedule.
When should I plant cauliflower in Zone 9?＋
In Zone 9, start seeds indoors around July. Zone 9's last spring frost is typically Late January – late February and its first fall frost around Early December – early January, which sets the planting window.
When to harvest cauliflower in Zone 9?＋
Expect to harvest cauliflower in Zone 9 around January, February, and November, depending on the season and variety.
Full Cauliflower guide →
Complete care, problems, companions, and harvest tips.
Zone 9 overview →
Frost dates, climate, and everything to grow here.
June in Zone 9 →
What to sow, transplant, and harvest this month.