When to Plant Valerian in Baton Rouge, Louisiana (70821)

Location

Baton Rouge, Louisiana

ZIP Code

70821

USDA Zone

Last Frost

Friday, February 20, 2026

📅 Planting Calendar

Start Seeds Indoors Friday, December 26, 2025

Transplant Outdoors Friday, March 6, 2026

Pro Tip: Start Valerian seeds indoors 8 weeks before your last frost date, then transplant outdoors around Friday, March 6, 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 Baton Rouge?

Get your seeds now so they're ready by Friday, December 26, 2025.

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Vegetable GardenEarthworm attractor

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Growing Valerian in Zone 9a

Valerian (Valeriana officinalis) is a popular garden vegetable. In Baton Rouge, Louisiana, which is in USDA Hardiness Zone 9a, you should start seeds indoors around Friday, December 26, 2025.

Your average last frost date is Friday, February 20, 2026. Plan to transplant your Valerian seedlings outdoors around Friday, March 6, 2026, about 2 weeks after your last frost date.