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When to Plant Arugula in Sebastopol, California (95472)

Location

Sebastopol, California

ZIP Code

95472

USDA Zone

9a

Last Frost

Friday, February 20, 2026

📅 Planting Calendar

Direct Sow Outdoors Friday, January 23, 2026

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

🌿 Plant Details

Scientific Name Eruca vesicaria subsp. sativa
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

0.25" deep

Seeds typically germinate in 3-7 days

Ready to Plant Arugula in Sebastopol?

Get your seeds now so they're ready by Friday, January 23, 2026.

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Growing Arugula in Zone 9a

Arugula (Eruca vesicaria subsp. sativa) is a popular garden vegetable. In Sebastopol, California, which is in USDA Hardiness Zone 9a, you should direct sow seeds around Friday, January 23, 2026.

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