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When to Plant Pac Choi in Chesterfield County, SC

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.

Chesterfield County, South Carolina is in USDA Zone 7b. The average last spring frost is March 26 and the first fall frost is November 6, giving you a growing season of approximately 225 days.

At an elevation of 337 feet, Chesterfield County receives approximately 60.1 inches of rainfall annually with predominantly clay loam soil. Summer highs average 93ยฐF, providing good warmth for Pac Choi during the growing season. Clay soil retains moisture well for Pac Choi, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Pac Choi root diseases.

Chesterfield County, SC (Zone 7b) Long season
225 days
Last Spring Frost March 26
225 growing days
First Fall Frost November 6

Chesterfield County Soil Profile

Soil Type

Clay Loam

Soil pH

5.3-6.5

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (157 days to spare)
Start indoors: Feb 12 Transplant: Mar 19 🍅 Harvest: Apr 30 – May 28
Recommended (50%) ✓ Fits season (155 days to spare)
Start indoors: Feb 19 Transplant: Mar 26 🍅 Harvest: May 7 – Jun 4
Safe Start (90%) ✓ Fits season (155 days to spare)
Start indoors: Mar 7 Transplant: Apr 11 🍅 Harvest: May 23 – Jun 20

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
1.1″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Pac Choi needs ~938 GDD — county provides 4,443 GDD Excellent fit

Pac Choi Planting Timeline โ€” Chesterfield County, SC

Pac Choi Planting Calendar

Activity When Date Range
Start Indoors February 19 Feb 19 โ€“ Mar 5
Transplant Outdoors March 26 Mar 26 โ€“ Apr 9
Direct Sow March 12 Mar 12 โ€“ Apr 2
Fall Sowing August 28 Aug 28 โ€“ Sep 11
Harvest May 7 May 7 โ€“ Jun 4

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

Month-by-Month Timeline

MonthActivities
January โ€”
February Start Indoors
March Start Indoors Transplant Outdoors Direct Sow
April Transplant Outdoors Direct Sow
May Harvest
June Harvest
July โ€”
August Fall Sowing
September Fall Sowing
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 7b

Growing Season

225 days

Growing Tips for Chesterfield 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 Chesterfield County, SC?

Chesterfield County is in Zone 7b with an average last frost of March 26. Plan your Pac Choi planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Chesterfield County, SC?

Chesterfield County, South Carolina is in USDA Hardiness Zone 7b. The average last spring frost is March 26 and first fall frost is November 6.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Chesterfield County gardeners in Zone 7b 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 Chesterfield County, SC. Local conditions may vary. Last updated: April 2026.