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When to Plant Mitsuba in Louisiana

Mitsuba (Japanese parsley) is a shade-loving herb with trefoil leaves and a mild celery-parsley flavor. It is essential in Japanese cuisine for soups, salads, and garnishes.

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 Mitsuba planting dates based on your local frost dates.

Mitsuba 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
Start Indoors February 1 Feb 1 – Feb 15
Transplant Outdoors March 1 Mar 1 – Mar 15
Direct Sow February 22 Feb 22 – Mar 15
Fall Sowing September 9 Sep 9 – Sep 23
Harvest April 26 Apr 26 – Jun 21
Zone 8b ~276 day growing season · Full guide →

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

Activity When Date Range
Start Indoors January 21 Jan 21 – Feb 4
Transplant Outdoors February 18 Feb 18 – Mar 4
Direct Sow February 11 Feb 11 – Mar 4
Fall Sowing September 19 Sep 19 – Oct 3
Harvest April 15 Apr 15 – Jun 10
Zone 9a ~303 day growing season · Full guide →

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

Activity When Date Range
Start Indoors January 13 Jan 13 – Jan 27
Transplant Outdoors February 3 Feb 3 – Feb 17
Direct Sow January 20 Jan 20 – Feb 10
Fall Sowing October 15 Oct 15 – Oct 29
Harvest March 31 Mar 31 – May 26
Zone 9b ~329 day growing season · Full guide →

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

Activity When Date Range
Start Indoors December 28 Dec 28 – Jan 11
Transplant Outdoors January 18 Jan 18 – Feb 1
Direct Sow January 4 Jan 4 – Jan 25
Fall Sowing October 25 Oct 25 – Nov 8
Harvest March 15 Mar 15 – May 10

Growing Tips for Louisiana

Direct sow or start indoors in partial shade. Mitsuba prefers cool, moist conditions. Harvest outer stems as needed. Self-sows readily in shaded garden areas.

Frequently Asked Questions

When should I plant Mitsuba in Louisiana?

Planting dates for Mitsuba 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.