Growing Radicchio in Zone 6
When to plant and harvest radicchio in Zone 6— based on your zone's frost dates.
Zone 6 sits comfortably within radicchio's best range (Zones 3–11), so it grows well here on a standard schedule.
Radicchio planting calendar for Zone 6
These months are derived from Zone 6's frost dates — last frost around Mid April – early May, first frost around Mid October – early November.
Start indoors
September
Sow outdoors
March
Transplant
August
Harvest
November
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Radicchio care at a glance
- Sunlight
- Full sun (6–8 hours); tolerates light afternoon shade in hot climates
- Water
- 1–1.5 inches per week; consistent moisture is especially important during head formation
- Spacing
- 10–12 in apart in rows 18 in apart
- Days to maturity
- 70–100 days from transplant
- Best zones
- 3–11 (annual; overwinters in zones 9–11)
Growing radicchio in Zone 6: FAQs
Can you grow radicchio in Zone 6?＋
Zone 6 sits comfortably within radicchio's best range (Zones 3–11), so it grows well here on a standard schedule.
When should I plant radicchio in Zone 6?＋
In Zone 6, start seeds indoors around September. Zone 6's last spring frost is typically Mid April – early May and its first fall frost around Mid October – early November, which sets the planting window.
When to harvest radicchio in Zone 6?＋
Expect to harvest radicchio in Zone 6 around November, depending on the season and variety.
Full Radicchio guide →
Complete care, problems, companions, and harvest tips.
Zone 6 overview →
Frost dates, climate, and everything to grow here.
November in Zone 6 →
What to sow, transplant, and harvest this month.