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When to Plant Mâche in Olga, Washington (98279)

Location

Olga, Washington

ZIP Code

98279

USDA Zone

8b

Last Frost

Sunday, March 15, 2026

📅 Planting Calendar

Direct Sow Outdoors Sunday, February 1, 2026

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

🌿 Plant Details

Scientific Name Valerianella locusta
Days to Maturity 45 days
Mature Height 4-8"
Spread 4"

☀️ Growing Requirements

☀️

Sun

Partial Shade to Full Sun

💧

Water

Moderate (1 inch/week)

↔️

Spacing

4" apart

🌱

Planting Depth

0.25" deep

Seeds typically germinate in 7-14 days

Ready to Plant Mâche in Olga?

Get your seeds now so they're ready by Sunday, February 1, 2026.

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Growing Mâche in Zone 8b

Mâche (Valerianella locusta) is a popular garden vegetable. In Olga, Washington, which is in USDA Hardiness Zone 8b, you should direct sow seeds around Sunday, February 1, 2026.

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