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When to Plant Kai Lan in Lee County, AL

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.

Lee County, Alabama is in USDA Zone 7b. The average last spring frost is March 27 and the first fall frost is November 3, giving you a growing season of approximately 221 days.

At an elevation of 461 feet, Lee County receives approximately 52.2 inches of rainfall annually with predominantly clay loam soil. Summer highs average 91Β°F, 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.

Lee County, AL (Zone 7b) Long season
221 days
Last Spring Frost March 27
221 growing days
First Fall Frost November 3

Lee County Soil Profile

Soil Type

Clay Loam

Soil pH

5.7-6.5

Drainage

Well Drained

Monthly Watering Guide for Kai Lan

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

Month Kai Lan Needs Rainfall You Supplement Action
Jan β€” 4.8" 0" ❄️ Dormant
Feb β€” 4.3" 0" ❄️ Dormant
Mar 4.3" 4.8" 0" βœ… Rainfall sufficient
Apr 4.3" 4.3" 0" βœ… Rainfall sufficient
May 4.3" 3.9" 0.4" πŸ’§ Light watering
Jun 4.3" 4" 0.3" πŸ’§ Light watering
Jul 4.3" 5.4" 0" βœ… Rainfall sufficient
Aug 4.3" 5.1" 0" βœ… Rainfall sufficient
Sep 4.3" 3.8" 0.5" πŸ’§ Light watering
Oct 4.3" 3.7" 0.6" πŸ’§ Light watering
Nov 4.3" 3.4" 0.9" πŸ’§ Light watering
Dec β€” 4.5" 0" ❄️ Dormant

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

Kai Lan Planting Timeline β€” Lee County, AL

Kai Lan Planting Calendar

Activity When Date Range
Start Indoors February 20 Feb 20 – Mar 6
Transplant Outdoors March 27 Mar 27 – Apr 10
Direct Sow March 13 Mar 13 – Apr 3
Harvest May 15 May 15 – Jun 12
Fall Sowing August 25 Aug 25 – Sep 8

Plant 0.5" deep Β· 6" 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 β€”
August Fall Sowing
September Fall Sowing
October β€”
November β€”
December β€”

Growing Conditions

β˜€οΈ Sun

Full Sun (6-8+ hours)

πŸ’§ Water

Moderate β€” regular watering

πŸ“… Days to Maturity

45–60 days

πŸ§ͺ Soil pH

Needs 6–7.5 Β· Your soil: N/A

πŸ—ΊοΈ USDA Zone

Zone 7b

πŸ“† Growing Season

221 days in Lee County

Growing Tips for Lee 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

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Kai Lan in Lee County, AL?

Lee County is in Zone 7b with an average last frost of March 27. Plan your Kai Lan planting based on this frost date β€” see the calendar above for exact timing.

What planting zone is Lee County, AL?

Lee County, Alabama is in USDA Hardiness Zone 7b. The average last spring frost is March 27 and first fall frost is November 3.

🌱

Plan Your Garden with Confidence

Get our free Garden Planner β€” designed to help Lee 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 Lee County, AL. Local conditions may vary. Last updated: April 2026.