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When to Plant Pac Choi in Medina County, OH

Pac choi (baby bok choy) is a compact variety of Chinese cabbage with tender leaves and crisp stems. It grows quickly and is ideal for containers and small spaces.

Medina County, Ohio is in USDA Zone 5b. The average last spring frost is April 28 and the first fall frost is October 17, giving you a growing season of approximately 172 days.

At an elevation of 780 feet, Medina County receives approximately 31.4 inches of rainfall annually with predominantly silt loam soil. Summer highs average 87ยฐF, providing good warmth for Pac Choi during the growing season.

Medina County, OH (Zone 5b) Moderate season
172 days
Last Spring Frost April 28
172 growing days
First Fall Frost October 17

Medina County Soil Profile

Soil Type

Silt Loam

Soil pH

6-6.9

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (98 days to spare)
Start indoors: Mar 22 Transplant: Apr 26 🍅 Harvest: Jun 7 – Jul 5
Recommended (50%) ✓ Fits season (102 days to spare)
Start indoors: Mar 24 Transplant: Apr 28 🍅 Harvest: Jun 9 – Jul 7
Safe Start (90%) ✓ Fits season (98 days to spare)
Start indoors: Apr 11 Transplant: May 16 🍅 Harvest: Jun 27 – Jul 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
1.5″/week
Rainfall provides
0.8″/week
You supply
0.9″/week
Watering frequency 2-3 times/week
Season total 1,347 gal / 100 sq ft
Drought risk

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

Pac Choi needs ~724 GDD — county provides 2,623 GDD Excellent fit

Pac Choi Planting Timeline โ€” Medina County, OH

Pac Choi Planting Calendar

Activity When Date Range
Start Indoors March 24 Mar 24 โ€“ Apr 7
Transplant Outdoors April 28 Apr 28 โ€“ May 12
Direct Sow April 14 Apr 14 โ€“ May 5
Fall Sowing August 8 Aug 8 โ€“ Aug 22
Harvest June 9 Jun 9 โ€“ Jul 7

Plant 1" deep ยท 15" apart ยท Rows 24" apart

Month-by-Month Timeline

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

Growing Conditions

Sun

Partial Shade (3-6 hours)

Water

High โ€” keep soil consistently moist

Days to Maturity

40โ€“55 days

Soil pH

6 โ€“ 7.5

USDA Zone

Zone 5b

Growing Season

172 days

Growing Tips for Medina County

Direct sow in spring or fall. Grows best in cool weather. Space 6 inches apart for baby pac choi. Harvest whole plants or cut outer leaves as needed.

Companion Planting

Good Companions

Avoid Planting Near

  • Strawberries

Level Up Your Garden

Frequently Asked Questions

When should I plant Pac Choi in Medina County, OH?

Medina County is in Zone 5b with an average last frost of April 28. Plan your Pac Choi planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Medina County, OH?

Medina County, Ohio is in USDA Hardiness Zone 5b. The average last spring frost is April 28 and first fall frost is October 17.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Medina County gardeners in Zone 5b organize planting dates, track what's growing, and never miss a planting window.

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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 Medina County, OH. Local conditions may vary. Last updated: April 2026.