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When to plant Mitsuba in Perry County, KY

In Zone 7a (Perry County), direct-sow Mitsuba between April 8 and April 29 for spring, after the April 22 last-frost mark. A second sowing from August 11 to August 25 extends the harvest into fall.

When to Plant Mitsuba in Perry County, KY

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.

Perry County, Kentucky is in USDA Zone 7a. The average last spring frost is April 22 and the first fall frost is October 20, giving you a growing season of approximately 181 days.

At an elevation of 3,675 feet, Perry County receives approximately 43.3 inches of rainfall annually with predominantly silt loam soil. Summer highs average 86°F, providing good warmth for Mitsuba during the growing season.

Perry County, KY (Zone 7a) Moderate season
181 days
Last Spring Frost April 22
181 growing days
First Fall Frost October 20

Perry County Soil Profile

Soil Type

Silt Loam

Soil pH

5.6-6.7

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 3.9" 0" ❄️ Dormant
Feb 3.3" 0" ❄️ Dormant
Mar 4.3" 0" ❄️ Dormant
Apr 4.3" 2.9" 1.4" 💧 Light watering
May 4.3" 3.3" 1" 💧 Light watering
Jun 4.3" 3.5" 0.8" 💧 Light watering
Jul 4.3" 4.8" 0" ✅ Rainfall sufficient
Aug 4.3" 3.9" 0.4" 💧 Light watering
Sep 4.3" 3.8" 0.5" 💧 Light watering
Oct 4.3" 2.7" 1.6" 💧 Light watering
Nov 3.6" 0" ❄️ Dormant
Dec 3.3" 0" ❄️ Dormant

Water needs are for active growing months only (Apr–Oct in Perry County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Mitsuba Planting Timeline — Perry County, KY

Mitsuba Planting Calendar

Activity When Date Range
Start Indoors March 18 Mar 18 – Apr 1
Transplant Outdoors April 15 Apr 15 – Apr 29
Direct Sow April 8 Apr 8 – Apr 29
Harvest June 10 Jun 10 – Aug 5
Fall Sowing August 11 Aug 11 – Aug 25

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Partial Shade (3-6 hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

50–70 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 7a

📆 Growing Season

181 days in Perry County

Growing Tips for Perry 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 Perry County, KY?

Perry County is in Zone 7a with an average last frost of April 22. Plan your Mitsuba planting based on this frost date — see the calendar above for exact timing.

What planting zone is Perry County, KY?

Perry County, Kentucky is in USDA Hardiness Zone 7a. The average last spring frost is April 22 and first fall frost is October 20.

When should I plant Mitsuba in Perry County, KY?

In Perry County, KY, plant Mitsuba after the last frost (around April 22) and before the first frost (around October 20). Best results when soil holds above 50°F.

What growing zone is Perry County, KY for Mitsuba?

Perry County sits in USDA Zone 7a. Mitsuba grows reliably in zones 4a through 9b, so it's a good fit here.

Can Mitsuba grow in Perry County's climate?

Yes — Mitsuba grows well in Perry County's temperate climate. Perry County averages a 181-day frost-free season, with last frost around April 22 and first frost around October 20.

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Your Perry County Garden Planner — Free

A 22-page printable planner built for Perry County (Zone 7a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

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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 Perry County, KY. Local conditions may vary. Last updated: July 2026.

Sources & credits

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