When to Plant Mâche in San Luis Obispo, California (93405)

Location

San Luis Obispo, California

ZIP Code

93405

USDA Zone

Last Frost

Tuesday, February 10, 2026

📅 Planting Calendar

Direct Sow Outdoors Tuesday, December 30, 2025

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 San Luis Obispo?

Get your seeds now so they're ready by Tuesday, December 30, 2025.

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Other Plants for San Luis Obispo

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Growing Mâche in Zone 9b

Mâche (Valerianella locusta) is a popular garden vegetable. In San Luis Obispo, California, which is in USDA Hardiness Zone 9b, you should direct sow seeds around Tuesday, December 30, 2025.

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