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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 Canadian Zone 6

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

📅 When to Plant in Canadian Zone 6

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

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

🌱 Growing Radish in Canadian Zone 6

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

🗺️ Canadian Plant Hardiness Zones

Zone 6 is shown in this colour on the map below
Canadian Plant Hardiness Zone Map — zones 0 to 9

Canadian Plant Hardiness Zone Map (2014) — Agriculture & Agri-Food Canada / Canadian Forest Service

Canadian zones run 0–9 (coldest to warmest) — a separate system from USDA zones. Browse all Canadian zones →

Technical climate details for Canadian Zone 6
USDA Zone
6
Last Frost
early April
First Frost
late October
Frost-Free Days
212
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.
Canadian Zone 6 is in USDA Hardiness Zone 6 with approximately 212 frost-free days per year.
Radish grows in USDA Zones 2a–9b.
Radish is beginner-friendly and one of the easier crops to grow.