Can You Grow Collard Greens in Canadian Zone 7?
Collard Greens grows well in Canadian Zone 7
Collards are well-suited to your zone — they handle summer heat and frost alike.
📅 When to Plant in Canadian Zone 7
Based on Canadian Zone 7's average last frost of mid-March and first frost of mid-November — frost can arrive earlier or later in any given year, so check your local forecast before you transplant.
🌱 Growing Collard Greens in Canadian Zone 7
Start indoors 4-6 weeks before last frost or direct sow. Harvest lower leaves as needed. Plants withstand hard frosts — flavor improves after cold snaps. In warm zones, grow as a fall/winter crop.
🗺️ Canadian Plant Hardiness Zones
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 7
- USDA Zone
- 7
- Last Frost
- mid-March
- First Frost
- mid-November
- Frost-Free Days
- 244
- Collard Greens Zone Range
- 5a – 11b
- Days to Harvest
- 60–80 days