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When to Plant Kai Lan in Cherokee County, SC

Kai lan (Chinese broccoli) is a brassica grown for its thick, glossy stems and small flower buds. It has a slightly bitter, broccoli-like flavor essential in Cantonese cooking.

Cherokee County, South Carolina is in USDA Zone 7b. The average last spring frost is April 4 and the first fall frost is November 1, giving you a growing season of approximately 211 days.

At an elevation of 171 feet, Cherokee County receives approximately 52.2 inches of rainfall annually with predominantly clay loam soil. Summer highs average 91ยฐF, providing good warmth for Kai Lan during the growing season. Clay soil retains moisture well for Kai Lan, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Kai Lan root diseases.

Cherokee County, SC (Zone 7b) Long season
211 days
Last Spring Frost April 4
211 growing days
First Fall Frost November 1

Cherokee 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 (140 days to spare)
Start indoors: Feb 17 Transplant: Mar 24 🍅 Harvest: May 12 – Jun 9
Recommended (50%) ✓ Fits season (134 days to spare)
Start indoors: Feb 28 Transplant: Apr 4 🍅 Harvest: May 23 – Jun 20
Safe Start (90%) ✓ Fits season (136 days to spare)
Start indoors: Mar 14 Transplant: Apr 18 🍅 Harvest: Jun 6 – Jul 4

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
1.0″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Kai Lan needs ~958 GDD — county provides 3,850 GDD Excellent fit

Kai Lan Planting Timeline โ€” Cherokee County, SC

Kai Lan Planting Calendar

Activity When Date Range
Start Indoors February 28 Feb 28 โ€“ Mar 14
Transplant Outdoors April 4 Apr 4 โ€“ Apr 18
Direct Sow March 21 Mar 21 โ€“ Apr 11
Fall Sowing August 23 Aug 23 โ€“ Sep 6
Harvest May 23 May 23 โ€“ Jun 20

Plant 0.5" deep ยท 6" apart ยท Rows 12" apart

Month-by-Month Timeline

MonthActivities
January โ€”
February Start Indoors
March Start Indoors 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

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

45โ€“60 days

Soil pH

6 โ€“ 7.5

USDA Zone

Zone 7b

Growing Season

211 days

Growing Tips for Cherokee County

Direct sow in spring or fall. Harvest when flower buds first appear but before they open. Cut stems at the base to encourage side shoots. Prefers cool weather.

Companion Planting

Good Companions

Avoid Planting Near

  • Strawberries

Level Up Your Garden

Frequently Asked Questions

When should I plant Kai Lan in Cherokee County, SC?

Cherokee County is in Zone 7b with an average last frost of April 4. Plan your Kai Lan planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Cherokee County, SC?

Cherokee County, South Carolina is in USDA Hardiness Zone 7b. The average last spring frost is April 4 and first fall frost is November 1.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Cherokee 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 Cherokee County, SC. Local conditions may vary. Last updated: April 2026.