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When to Plant Spinach in Zone 3A

USDA Zone

3A

Cities Covered

25

Avg Last Frost

Monday, May 25, 2026

Plant Type

Direct Sow

📅 Planting Calendar for Zone 3A

Direct Sow Outdoors Monday, April 13, 2026

Pro Tip: Spinach can be directly sown outdoors. Plant 6 weeks before your last frost date.

🌿 Plant Details

Scientific Name Cynara scolymus
Days to Maturity 40 days
Sun Requirements Partial Shade to Full Sun
Plant Spacing 6" apart

Cities in Zone 3A

Other Plants for Zone 3A

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Growing Spinach in USDA Zone 3A

Spinach (Cynara scolymus) grows well in USDA Hardiness Zone 3A. This zone includes cities like Embarrass, Soudan, Tower and 22 more.

The average last frost date for Zone 3A is around Monday, May 25, 2026. Spinach can be directly sown outdoors around Monday, April 13, 2026.

Expect to harvest your Spinach approximately 40 days after planting.