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When to Plant Mitsuba in Sequoyah County, OK

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.

Sequoyah County, Oklahoma is in USDA Zone 7a. The average last spring frost is March 28 and the first fall frost is November 4, giving you a growing season of approximately 221 days.

At an elevation of 786 feet, Sequoyah County receives approximately 32.8 inches of rainfall annually with predominantly loam soil. Summer highs average 90Β°F, providing good warmth for Mitsuba during the growing season.

Sequoyah County, OK (Zone 7a) Long season
221 days
Last Spring Frost March 28
221 growing days
First Fall Frost November 4

Sequoyah County Soil Profile

Soil Type

Loam

Soil pH

6.6-7.3

Drainage

Well Drained

Monthly Watering Guide for Mitsuba

Mitsuba needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Mitsuba Needs Rainfall You Supplement Action
Jan β€” 0.9" 0" ❄️ Dormant
Feb β€” 1.2" 0" ❄️ Dormant
Mar 4.3" 1.8" 2.5" 🚿 Regular watering
Apr 4.3" 3.4" 0.9" πŸ’§ Light watering
May 4.3" 4.8" 0" βœ… Rainfall sufficient
Jun 4.3" 5.3" 0" βœ… Rainfall sufficient
Jul 4.3" 3.8" 0.5" πŸ’§ Light watering
Aug 4.3" 4.2" 0.1" πŸ’§ Light watering
Sep 4.3" 2.8" 1.5" πŸ’§ Light watering
Oct 4.3" 2.4" 1.9" πŸ’§ Light watering
Nov 4.3" 1.2" 3.1" 🚿 Regular watering
Dec β€” 0.9" 0" ❄️ Dormant

Water needs are for active growing months only (Mar–Nov in Sequoyah County). Supplement amounts are based on average rainfall β€” actual needs vary with temperature, soil, and mulching.

Mitsuba Planting Timeline β€” Sequoyah County, OK

Mitsuba Planting Calendar

Activity When Date Range
Start Indoors February 21 Feb 21 – Mar 7
Transplant Outdoors March 21 Mar 21 – Apr 4
Direct Sow March 14 Mar 14 – Apr 4
Harvest May 16 May 16 – Jul 11
Fall Sowing August 26 Aug 26 – Sep 9

Plant 0.5" deep Β· 8" apart Β· Rows 12" apart

Month-by-Month Timeline

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

Growing Conditions

β˜€οΈ Sun

Partial Shade (3-6 hours)

πŸ’§ Water

Moderate β€” regular watering

πŸ“… Days to Maturity

50–70 days

πŸ§ͺ Soil pH

Needs 6–7 Β· Your soil: N/A

πŸ—ΊοΈ USDA Zone

Zone 7a

πŸ“† Growing Season

221 days in Sequoyah County

Growing Tips for Sequoyah County

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

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Mitsuba in Sequoyah County, OK?

Sequoyah County is in Zone 7a with an average last frost of March 28. Plan your Mitsuba planting based on this frost date β€” see the calendar above for exact timing.

What planting zone is Sequoyah County, OK?

Sequoyah County, Oklahoma is in USDA Hardiness Zone 7a. The average last spring frost is March 28 and first fall frost is November 4.

🌱

Plan Your Garden with Confidence

Get our free Garden Planner β€” designed to help Sequoyah County gardeners in Zone 7a organize planting dates, track what's growing, and never miss a planting window.

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Free download. Plan your entire garden season in minutes.

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