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When to Plant Spinach in Swanville, Minnesota (56382)

Location

Swanville, Minnesota

ZIP Code

56382

USDA Zone

4a

Last Frost

Friday, May 15, 2026

📅 Planting Calendar

Direct Sow Outdoors Friday, April 3, 2026

Pro Tip: Sow Spinach directly outdoors 6 weeks before your last frost date.

🌿 Plant Details

Scientific Name Spinacia oleracea
Days to Maturity 40 days
Mature Height 6-12"
Spread 6"
Type Leaf
Fruit Size N/A

☀️ Growing Requirements

☀️

Sun

Partial Shade to Full Sun

💧

Water

Regular (keep moist)

↔️

Spacing

6" apart

🌱

Planting Depth

0.5" deep

Seeds typically germinate in 7-14 days

Ready to Plant Spinach in Swanville?

Get your seeds now so they're ready by Friday, April 3, 2026.

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🤝 Good Companions

StrawberryPeaBeanBrassicas

Other Plants for Swanville

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Growing Spinach in Zone 4a

Spinach (Spinacia oleracea) is a popular garden vegetable. In Swanville, Minnesota, which is in USDA Hardiness Zone 4a, you should direct sow seeds around Friday, April 3, 2026.

Your average last frost date is Friday, May 15, 2026. Spinach grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.