When to Plant Tarragon in Tucson, Arizona (85708)

Location

Tucson, Arizona

ZIP Code

85708

USDA Zone

Last Frost

Tuesday, February 10, 2026

📅 Your 2026 Planting Dates

Start Seeds Indoors

Tuesday, December 16, 2025

Transplant Outdoors

Tuesday, February 24, 2026

Based on last frost Tuesday, February 10, 2026 · Zone 9b

Pro tip: Start Tarragon seeds indoors 8 weeks before your last frost date, then transplant outdoors around Tuesday, February 24, 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 Tucson?

Get your seeds now so they're ready by Tuesday, December 16, 2025.

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🤝 Good Companions

Eggplant

🤝

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 Tucson, Arizona? +

In Tucson (Zone 9b), start Tarragon seeds indoors around Tuesday, December 16, 2025 and transplant outdoors around Tuesday, February 24, 2026.

What is the last frost date for Tucson, Arizona? +

The average last spring frost date for Tucson, Arizona (ZIP 85708) is around Tuesday, February 10, 2026. This is based on NOAA climate normals for USDA Zone 9b.

How long does Tarragon take to grow? +

Tarragon typically matures in about 60 days from transplanting. In Tucson, that means you can expect harvest around Tuesday, February 24, 2026 plus 60 days.

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

Tarragon should be started indoors 8 weeks before your last frost date. In Tucson, that means starting around Tuesday, December 16, 2025.

📚 More Tarragon Planting Guides

🗺️

Tarragon in Arizona

Zone-by-zone breakdown · Full state guide

→ 🌡️

Zone 9b Tarragon Guide

All cities in your zone · Avg dates

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Growing Tarragon in Zone 9b

Tarragon (Artemisia dracunculus) is a popular garden vegetable. In Tucson, Arizona, which is in USDA Hardiness Zone 9b, you should start seeds indoors around Tuesday, December 16, 2025.

Your average last frost date is Tuesday, February 10, 2026. Plan to transplant your Tarragon seedlings outdoors around Tuesday, February 24, 2026, about 2 weeks after your last frost date.