Skip to content
Quick Answer: ✅ Yes — Radishes grow in almost any zone — they are one of the fastest and easiest crops you can grow.
✅ Yes

Radish grows well in Zone 6a

Radishes grow in almost any zone — they are one of the fastest and easiest crops you can grow.

📅 When to Plant in Zone 6a

Direct Sow Apr 1
Last Sow Date Oct 1
🌾 Harvest Apr 23 – May 1

Based on Zone 6a's average last frost of early April and first frost of late October.

🌱 Growing Radish in Zone 6a

Direct sow in early spring or late summer. Succession plant every 2 weeks for continuous harvest. Pull before they get woody. Great as a companion plant to mark slow-germinating rows.

🪴 Container: 3+ gal pot❄️ Frost Tolerant

🗺️ USDA Plant Hardiness Zones

Zone 6 is shown in this colour on the map below
2023 USDA Plant Hardiness Zone Map — zones 1 to 13

2023 USDA Plant Hardiness Zone Map — public domain. USDA Agricultural Research Service

USDA zones run 1a–13b (26 half-zones). Each full zone above covers both the a and b half-zones. Browse all US zones →

Technical climate details for Zone 6a
USDA Zone
6a
Last Frost
early April
First Frost
late October
Frost-Free Days
213
Radish Zone Range
2a – 9b
Days to Harvest
22–30 days

Frequently Asked Questions

Radishes grow in almost any zone — they are one of the fastest and easiest crops you can grow.
Zone 6a is in USDA Hardiness Zone 6a with approximately 213 frost-free days per year.
Radish grows in USDA Zones 2a–9b.
Radish is beginner-friendly and one of the easier crops to grow.