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When to Plant Cilantro in Walla Walla, Washington (99362)

Location

Walla Walla, Washington

ZIP Code

99362

USDA Zone

7a

Last Frost

Friday, April 10, 2026

📅 Planting Calendar

Direct Sow Outdoors Friday, March 13, 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 Walla Walla?

Get your seeds now so they're ready by Friday, March 13, 2026.

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🤝 Good Companions

AniseTomatoSpinachBean

⚠️ Avoid Planting Near

Fennel

Other Plants for Walla Walla

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Growing Cilantro in Zone 7a

Cilantro (Coriandrum sativum) is a popular garden vegetable. In Walla Walla, Washington, which is in USDA Hardiness Zone 7a, you should direct sow seeds around Friday, March 13, 2026.

Your average last frost date is Friday, April 10, 2026. Cilantro grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.