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Quick Answer: 🏠 Indoors only β€” Microgreens are perfect for any zone β€” they grow indoors year-round with just a tray and light.
🏠 Indoors Only

Microgreens needs indoor protection in Canadian Zone 0

Microgreens are perfect for any zone β€” they grow indoors year-round with just a tray and light.

How to grow Microgreens indoors in Canadian Zone 0

🌱 Growing Microgreens in Canadian Zone 0

Sow seeds densely in a shallow tray with seed-starting mix. Keep moist and bright or under a grow light. Harvest with scissors just above soil level when first true leaves appear.

🏠 Indoor ViableπŸ’§ Hydroponic OK

πŸ—ΊοΈ Canadian Plant Hardiness Zones

Zone 0 is shown in this colour on the map below
Canadian Plant Hardiness Zone Map β€” zones 0 to 9

Canadian Plant Hardiness Zone Map (2014) β€” Agriculture & Agri-Food Canada / Canadian Forest Service

Canadian zones run 0–9 (coldest to warmest) β€” a separate system from USDA zones. Browse all Canadian zones β†’

Technical climate details for Canadian Zone 0
USDA Zone
0
Last Frost
early July
First Frost
early August
Frost-Free Days
31
Microgreens Zone Range
1a – 11b
Days to Harvest
7–21 days

Frequently Asked Questions

Microgreens grow indoors here regardless of outdoor conditions β€” they are a year-round indoor crop.
Canadian Zone 0 is in USDA Hardiness Zone 0 with approximately 31 frost-free days per year.
Microgreens grows in USDA Zones 1a–11b.
Microgreens is beginner-friendly and one of the easier crops to grow.