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When to Plant Mitsuba in Pointe Coupee Parish, LA

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.

Pointe Coupee Parish, Louisiana is in USDA Zone 8b. The average last spring frost is February 21 and the first fall frost is November 27, giving you a growing season of approximately 279 days.

At an elevation of 85 feet, Pointe Coupee Parish receives approximately 53.9 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 94ยฐF, providing good warmth for Mitsuba during the growing season. Sandy soil warms quickly in spring โ€” great for early planting โ€” but Mitsuba will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Mitsuba root diseases.

Pointe Coupee Parish, LA (Zone 8b) Year-round
279 days
Last Spring Frost February 21
279 growing days
First Fall Frost November 27

Pointe Coupee Parish Soil Profile

Soil Type

Sandy Loam

Soil pH

5-6.1

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (175 days to spare)
Start indoors: Jan 8 Transplant: Feb 5 🍅 Harvest: Apr 2 – May 28
Recommended (50%) ✓ Fits season (174 days to spare)
Start indoors: Jan 17 Transplant: Feb 14 🍅 Harvest: Apr 11 – Jun 6
Safe Start (90%) ✓ Fits season (173 days to spare)
Start indoors: Feb 5 Transplant: Mar 5 🍅 Harvest: Apr 30 – Jun 25

Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
0.8″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Drought risk

Water stress score is 6/10 โ€” consider drought-tolerant varieties and mulching

Mitsuba needs ~1,230 GDD — county provides 5,740 GDD Excellent fit

Mitsuba Planting Timeline โ€” Pointe Coupee Parish, LA

Mitsuba Planting Calendar

Activity When Date Range
Start Indoors January 17 Jan 17 โ€“ Jan 31
Transplant Outdoors February 14 Feb 14 โ€“ Feb 28
Direct Sow February 7 Feb 7 โ€“ Feb 28
Fall Sowing September 18 Sep 18 โ€“ Oct 2
Harvest April 11 Apr 11 โ€“ Jun 6

Plant 0.5" deep ยท 8" apart ยท Rows 12" apart

Month-by-Month Timeline

MonthActivities
January Start Indoors
February Transplant Outdoors Direct Sow
March โ€”
April Harvest
May Harvest
June Harvest
July โ€”
August โ€”
September Fall Sowing
October Fall Sowing
November โ€”
December โ€”

Growing Conditions

Sun

Partial Shade (3-6 hours)

Water

Moderate โ€” regular watering

Days to Maturity

50โ€“70 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 8b

Growing Season

279 days

Growing Tips for Pointe Coupee Parish

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.

Companion Planting

Good Companions

Level Up Your Garden

Frequently Asked Questions

When should I plant Mitsuba in Pointe Coupee Parish, LA?

Pointe Coupee Parish is in Zone 8b with an average last frost of February 21. Plan your Mitsuba planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Pointe Coupee Parish, LA?

Pointe Coupee Parish, Louisiana is in USDA Hardiness Zone 8b. The average last spring frost is February 21 and first fall frost is November 27.

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Plan Your Garden with Confidence

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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Pointe Coupee Parish, LA. Local conditions may vary. Last updated: April 2026.