Blog

When to Plant Tarragon in Louisiana

French tarragon is a perennial herb with slender leaves and a distinctive anise-like flavor essential in French cooking. It does not produce viable seed and must be propagated vegetatively.

Louisiana spans USDA hardiness zones 8a, 8b, 9a, 9b (with planting data available), so planting dates vary by your location within the state. Click your zone below for the most accurate dates.

Find Your County

Click your county for exact Tarragon planting dates based on your local frost dates.

Tarragon Planting Calendar for Louisiana

Zone 8a ~255 day growing season · Full guide →

Last frost: March 8 · First frost: November 18 · 255 day season

Activity When Date Range
Transplant Outdoors March 15 Mar 15 – Mar 29
Harvest May 17 May 17 – Jul 26
Zone 8b ~276 day growing season · Full guide →

Last frost: February 25 · First frost: November 28 · 276 day season

Activity When Date Range
Transplant Outdoors March 4 Mar 4 – Mar 18
Harvest May 6 May 6 – Jul 15
Zone 9a ~303 day growing season · Full guide →

Last frost: February 10 · First frost: December 10 · 303 day season

Activity When Date Range
Transplant Outdoors February 17 Feb 17 – Mar 3
Harvest April 21 Apr 21 – Jun 30
Zone 9b ~329 day growing season · Full guide →

Last frost: January 25 · First frost: December 20 · 329 day season

Activity When Date Range
Transplant Outdoors February 1 Feb 1 – Feb 15
Harvest April 5 Apr 5 – Jun 14

Growing Tips for Louisiana

Purchase plants or divisions as French tarragon does not grow true from seed. Plant in well-drained soil. Divide every 3-4 years to maintain vigor. Harvest tips regularly for best flavor.

Frequently Asked Questions

When should I plant Tarragon in Louisiana?

Planting dates for Tarragon in Louisiana depend on your USDA zone. Louisiana spans zones 8a, 8b, 9a, 9b. Check the planting calendar above for your specific zone's frost dates and planting windows.

What zone is Louisiana for planting?

Louisiana contains USDA hardiness zones 8a, 8b, 9a, 9b. Your specific zone depends on your location within the state — northern and higher-elevation areas are in colder zones, while southern and coastal areas are warmer.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals, University Cooperative Extension planting guides. Last updated: April 2026.