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

Location

Baton Rouge, Louisiana

ZIP Code

70821

USDA Zone

Last Frost

Friday, February 20, 2026

📅 Your 2026 Planting Dates

Start Seeds Indoors

Friday, December 26, 2025

Transplant Outdoors

Friday, March 6, 2026

Based on last frost Friday, February 20, 2026 · Zone 9a

Pro tip: Start Tarragon seeds indoors 8 weeks before your last frost date, then transplant outdoors around Friday, March 6, 2026.

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🌿 Plant Details

Scientific Name Artemisia dracunculus

Days to Maturity 60 days

☀️ Growing Requirements

☀️

Sun

Full Sun

💧

Water

Regular

Seeds typically germinate in 7-14 days

Ready to Plant Tarragon in Baton Rouge?

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

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🤝 Good Companions

Eggplant

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Full Companion Planting Guide for Tarragon

See which plants help Tarragon thrive, which to keep away, and raised bed layout tips →

🛠️ Supplies You'll Need

🌱 Seed Starting Trays 🪴 Seed Starting Mix 💡 Grow Lights 🌡️ Heat Mat 🪵 Raised Garden Bed 🌍 Vegetable Garden Soil 🛠️ Hand Trowel Set 🚿 Watering Can

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🌾 Seed Saving Guide

🪴 Vegetative propagation

Propagate vegetatively, not by seed

French tarragon is sterile and produces no viable seed. Propagate by root division or stem cuttings.

Russian tarragon produces seed but has inferior flavor — true culinary tarragon must be propagated vegetatively.

Frequently Asked Questions

When should I plant Tarragon in Baton Rouge, Louisiana? +

In Baton Rouge (Zone 9a), start Tarragon seeds indoors around Friday, December 26, 2025 and transplant outdoors around Friday, March 6, 2026.

What is the last frost date for Baton Rouge, Louisiana? +

The average last spring frost date for Baton Rouge, Louisiana (ZIP 70821) is around Friday, February 20, 2026. This is based on NOAA climate normals for USDA Zone 9a.

How long does Tarragon take to grow? +

Tarragon typically matures in about 60 days from transplanting. In Baton Rouge, that means you can expect harvest around Friday, March 6, 2026 plus 60 days.

Should I start Tarragon indoors or direct sow in Louisiana? +

Tarragon should be started indoors 8 weeks before your last frost date. In Baton Rouge, that means starting around Friday, December 26, 2025.

📚 More Tarragon Planting Guides

🗺️

Tarragon in Louisiana

Zone-by-zone breakdown · Full state guide

→ 🌡️

Zone 9a Tarragon Guide

All cities in your zone · Avg dates

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Growing Tarragon in Zone 9a

Tarragon (Artemisia dracunculus) 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 Tarragon seedlings outdoors around Friday, March 6, 2026, about 2 weeks after your last frost date.