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When to Plant Cilantro in Owaneco, Illinois (62555)

Location

Owaneco, Illinois

ZIP Code

62555

USDA Zone

6a

Last Frost

Monday, April 20, 2026

📅 Planting Calendar

Direct Sow Outdoors Monday, March 23, 2026

Pro Tip: Sow Cilantro directly outdoors 4 weeks before your last frost date.

🌿 Plant Details

Scientific Name Coriandrum sativum
Days to Maturity 45 days
Mature Height 12-24"
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

0.25" deep

Seeds typically germinate in 7-10 days

Ready to Plant Cilantro in Owaneco?

Get your seeds now so they're ready by Monday, March 23, 2026.

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🤝 Good Companions

AniseTomatoSpinachBean

⚠️ Avoid Planting Near

Fennel

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Growing Cilantro in Zone 6a

Cilantro (Coriandrum sativum) is a popular garden vegetable. In Owaneco, Illinois, which is in USDA Hardiness Zone 6a, you should direct sow seeds around Monday, March 23, 2026.

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