When to Plant Valerian in San Diego, California (92134)

Location

San Diego, California

ZIP Code

92134

USDA Zone

10b

Last Frost

Thursday, January 15, 2026

📅 Planting Calendar

Start Seeds Indoors Thursday, November 20, 2025

Transplant Outdoors Thursday, January 29, 2026

Pro Tip: Start Valerian seeds indoors 8 weeks before your last frost date, then transplant outdoors around Thursday, January 29, 2026.

🌿 Plant Details

Scientific Name Valeriana officinalis

Days to Maturity 365 days

Mature Height 36-60"

Spread 24"

☀️ Growing Requirements

☀️

Sun

Full Sun to Partial Shade

💧

Water

Regular (1-2 inches/week)

↔️

Spacing

24" apart

🌱

Planting Depth

0.125" deep

Seeds typically germinate in 14-21 days

Ready to Plant Valerian in San Diego?

Get your seeds now so they're ready by Thursday, November 20, 2025.

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🤝 Good Companions

Vegetable GardenEarthworm attractor

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Growing Valerian in Zone 10b

Valerian (Valeriana officinalis) is a popular garden vegetable. In San Diego, California, which is in USDA Hardiness Zone 10b, you should start seeds indoors around Thursday, November 20, 2025.

Your average last frost date is Thursday, January 15, 2026. Plan to transplant your Valerian seedlings outdoors around Thursday, January 29, 2026, about 2 weeks after your last frost date.