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What Can Grow in Canadian Zone 0?

Growing Zone Zone 0
Frost-Free Days 31
Last Frost early July
First Frost early August

Extreme subarctic climate. Only the hardiest annuals survive the very brief summer. Focus on cold-tolerant vegetables under cover.

Find your exact zone:

⚠️ Worth Trying (Marginal)

These plants are outside the ideal zone range but possible with the right approach.

🗺️ Canadian Plant Hardiness Zones

Zone 0 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

0 1 2 3 4 5 6 7 8 9

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

Browse Related Zones

Canadian Zone 0 Canadian Zone 1 Canadian Zone 2 Canadian Zone 3 Canadian Zone 4 Canadian Zone 5 Canadian Zone 6 Canadian Zone 7 Canadian Zone 8

Frequently Asked Questions

Extreme subarctic climate. Only the hardiest annuals survive the very brief summer. Focus on cold-tolerant vegetables under cover. A wide range of vegetables and herbs grow well.
The growing season is short — roughly 31 days. Focus on fast-maturing varieties and start seeds indoors as early as possible.