Can You Grow Kohlrabi in Canadian Zone 8?
Quick Answer:
✅ Yes — Kohlrabi thrives in your zone — it is one of the most productive cool-season crops for your climate.
✅ Yes
Kohlrabi grows well in Canadian Zone 8
Kohlrabi thrives in your zone — it is one of the most productive cool-season crops for your climate.
📅 When to Plant in Canadian Zone 8
Start Indoors
Feb 1
Transplant Out
Mar 1
Last Sow Date
Oct 2
🌾 Harvest
Apr 15 – Apr 30
Based on Canadian Zone 8's average last frost of early March and first frost of early December.
🌱 Growing Kohlrabi in Canadian Zone 8
Start indoors 4-6 weeks before last frost or direct sow. Thin to 6-8 inches. Harvest when bulbs are 2-3 inches diameter — bigger gets woody. Great for fall crops too.
🪴 Container: 5+ gal pot💧 Hydroponic OK❄️ Frost Tolerant
🗺️ Canadian Plant Hardiness Zones
Zone 8 is shown in
this colour
on the map below
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 8
- USDA Zone
- 8
- Last Frost
- early March
- First Frost
- early December
- Frost-Free Days
- 274
- Kohlrabi Zone Range
- 3a – 9b
- Days to Harvest
- 45–60 days
Frequently Asked Questions
Kohlrabi thrives in your zone — it is one of the most productive cool-season crops for your climate.
Canadian Zone 8 is in USDA Hardiness Zone 8 with approximately 274 frost-free days per year.
Kohlrabi grows in USDA Zones 3a–9b.
Kohlrabi is beginner-friendly and one of the easier crops to grow.