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When to Plant Tarragon in North Dakota

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.

North Dakota spans USDA hardiness zones 4a (with planting data available), so planting dates vary by your location within the state. Click your zone below for the most accurate dates.

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

Tarragon Planting Calendar for North Dakota

Zone 4a ~145 day growing season · Full guide →

Last frost: May 6 · First frost: September 28 · 145 day season

Activity When Date Range
Transplant Outdoors May 13 May 13 – May 27
Harvest July 15 Jul 15 – Sep 23

Growing Tips for North Dakota

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 North Dakota?

Planting dates for Tarragon in North Dakota depend on your USDA zone. North Dakota spans zones 4a. Check the planting calendar above for your specific zone's frost dates and planting windows.

What zone is North Dakota for planting?

North Dakota contains USDA hardiness zones 4a. 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.