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When to Plant Spinach in Arthur, Illinois (61911)

Location

Arthur, Illinois

ZIP Code

61911

USDA Zone

6a

Last Frost

Monday, April 20, 2026

📅 Planting Calendar

Direct Sow Outdoors Monday, March 9, 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 Arthur?

Get your seeds now so they're ready by Monday, March 9, 2026.

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🤝 Good Companions

StrawberryPeaBeanBrassicas

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Growing Spinach in Zone 6a

Spinach (Spinacia oleracea) is a popular garden vegetable. In Arthur, Illinois, which is in USDA Hardiness Zone 6a, you should direct sow seeds around Monday, March 9, 2026.

Your average last frost date is Monday, April 20, 2026. Spinach grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.