Can You Grow Leek in Canadian Zone 0?
Quick Answer:
❌ No — Leeks need a long growing season (100-150 days) — challenging in very short-season zones.
❌ No
Leek won't survive Canadian Zone 0 winters outdoors
Leeks need a long growing season (100-150 days) — challenging in very short-season zones.
🗺️ Canadian Plant Hardiness Zones
Zone 0 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 0
- USDA Zone
- 0
- Last Frost
- early July
- First Frost
- early August
- Frost-Free Days
- 31
- Leek Zone Range
- 3a – 9b
- Days to Harvest
- 100–150 days
Frequently Asked Questions
Leeks need a long growing season (100-150 days) — challenging in very short-season zones.
Canadian Zone 0 is in USDA Hardiness Zone 0 with approximately 31 frost-free days per year.
Leek grows in USDA Zones 3a–9b.
Leek needs moderate care and attention to thrive.