Can You Grow Garlic in Canadian Zone 4?
Quick Answer:
✅ Yes — Garlic grows very well here — plant in fall and harvest the following summer.
✅ Yes
Garlic grows well in Canadian Zone 4
Garlic grows very well here — plant in fall and harvest the following summer.
📅 When to Plant in Canadian Zone 4
Direct Sow
Oct 1 – Oct 31
Last Sow Date
Nov 1 (hard ground = too late)
🌾 Harvest
Jun – Jul (following year)
Based on Canadian Zone 4's average last frost of early May and first frost of early October.
🌱 Growing Garlic in Canadian Zone 4
Plant cloves in fall (October) pointy-end up 5cm deep 15cm apart. Mulch for winter. Harvest when lower leaves brown. Cure in a warm dry place for 2-3 weeks for long storage.
🪴 Container: 5+ gal pot❄️ Frost Tolerant
🗺️ Canadian Plant Hardiness Zones
Zone 4 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 4
- USDA Zone
- 4
- Last Frost
- early May
- First Frost
- early October
- Frost-Free Days
- 152
- Garlic Zone Range
- 3a – 9b
- Days to Harvest
- 240–270 days
Frequently Asked Questions
Garlic grows very well here — plant in fall and harvest the following summer.
Canadian Zone 4 is in USDA Hardiness Zone 4 with approximately 152 frost-free days per year.
Garlic grows in USDA Zones 3a–9b.
Garlic is beginner-friendly and one of the easier crops to grow.