Growing Leeks in Zone 9
When to plant and harvest leeks in Zone 9— based on your zone's frost dates.
Zone 9 sits comfortably within leeks' best range (Zones 3–9), so it grows well here on a standard schedule.
Leeks 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
August and December
Sow outdoors
—
Transplant
October
Harvest
November
Leeks care at a glance
- Sunlight
- Full sun (6+ hours)
- Water
- 1–1.5 inches per week, consistent
- Spacing
- 6 in apart
- Days to maturity
- 100–120 days from transplant
- Best zones
- 3–9 (cool-season biennial grown as annual; very cold-hardy)
Growing leeks in Zone 9: FAQs
Can you grow leeks in Zone 9?＋
Zone 9 sits comfortably within leeks' best range (Zones 3–9), so it grows well here on a standard schedule.
When should I plant leeks in Zone 9?＋
In Zone 9, start seeds indoors around August and December. 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 leeks in Zone 9?＋
Expect to harvest leeks in Zone 9 around November, depending on the season and variety.
Full Leeks 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.