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Quick Answer: ❌ No β€” Tomatillos need a warm growing season that your zone cannot reliably provide.
❌ No

Tomatillo won't survive Zone 1a winters outdoors

Tomatillos need a warm growing season that your zone cannot reliably provide.

🌱 What Does Grow in Zone 1a?

These alternatives thrive in your conditions.

πŸ—ΊοΈ USDA Plant Hardiness Zones

Zone 1 is shown in this colour on the map below
2023 USDA Plant Hardiness Zone Map β€” zones 1 to 13

2023 USDA Plant Hardiness Zone Map β€” public domain. USDA Agricultural Research Service

USDA zones run 1a–13b (26 half-zones). Each full zone above covers both the a and b half-zones. Browse all US zones β†’

Technical climate details for Zone 1a
USDA Zone
1a
Last Frost
early July
First Frost
mid-July
Frost-Free Days
14
Tomatillo Zone Range
5a – 10b
Days to Harvest
75–100 days

Frequently Asked Questions

Tomatillos need a warm growing season that your zone cannot reliably provide.
Zone 1a is in USDA Hardiness Zone 1a with approximately 14 frost-free days per year.
Tomatillo grows in USDA Zones 5a–10b.
Tomatillo needs moderate care and attention to thrive.