Blog

When to Plant Leeks in Cabarrus County, NC

Leeks are a mild, sweet allium that produces long white shanks. They are more refined than onions and are a key ingredient in soups, stews, and gratins.

Cabarrus County, North Carolina is in USDA Zone 7b. The average last spring frost is March 30 and the first fall frost is November 3, giving you a growing season of approximately 218 days.

At an elevation of 838 feet, Cabarrus County receives approximately 52.8 inches of rainfall annually with predominantly clay loam soil. Summer highs average 92Β°F, providing good warmth for Leeks during the growing season. Clay soil retains moisture well for Leeks, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Leeks root diseases.

Cabarrus County, NC (Zone 7b) Long season
218 days
Last Spring Frost March 30
218 growing days
First Fall Frost November 3

Cabarrus County Soil Profile

Soil Type

Clay Loam

Soil pH

5.7-6.4

Drainage

Well Drained

Monthly Watering Guide for Leeks

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

Month Leeks Needs Rainfall You Supplement Action
Jan β€” 4.8" 0" ❄️ Dormant
Feb β€” 4.5" 0" ❄️ Dormant
Mar 4.3" 4.9" 0" βœ… Rainfall sufficient
Apr 4.3" 4.1" 0.2" πŸ’§ Light watering
May 4.3" 3.9" 0.4" πŸ’§ Light watering
Jun 4.3" 4.3" 0" βœ… Rainfall sufficient
Jul 4.3" 6.3" 0" βœ… Rainfall sufficient
Aug 4.3" 4.8" 0" βœ… Rainfall sufficient
Sep 4.3" 3.9" 0.4" πŸ’§ Light watering
Oct 4.3" 3" 1.3" πŸ’§ Light watering
Nov 4.3" 4.1" 0.2" πŸ’§ Light watering
Dec β€” 4.3" 0" ❄️ Dormant

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

Leeks Planting Timeline β€” Cabarrus County, NC

Leeks Planting Calendar

Activity When Date Range
Start Indoors February 23 Feb 23 – Mar 9
Transplant Outdoors March 30 Mar 30 – Apr 13
Direct Sow March 16 Mar 16 – Apr 6
Harvest June 29 Jun 29 – Sep 14
Fall Sowing August 25 Aug 25 – Sep 8

Plant 1" deep Β· 15" apart Β· Rows 24" apart

Month-by-Month Timeline

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

90–150 days

πŸ§ͺ Soil pH

Needs 6–7 Β· Your soil: N/A

πŸ—ΊοΈ USDA Zone

Zone 7b

πŸ“† Growing Season

218 days in Cabarrus County

Growing Tips for Cabarrus County

Start seeds indoors 10-12 weeks before last frost. Transplant into trenches and hill soil around stems as they grow to increase the white portion. Harvest as needed.

Companion Planting

Good Companions

Avoid Planting Near

  • Peas
  • Green Beans

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Leeks in Cabarrus County, NC?

Cabarrus County is in Zone 7b with an average last frost of March 30. Plan your Leeks planting based on this frost date β€” see the calendar above for exact timing.

What planting zone is Cabarrus County, NC?

Cabarrus County, North Carolina is in USDA Hardiness Zone 7b. The average last spring frost is March 30 and first fall frost is November 3.

🌱

Plan Your Garden with Confidence

Get our free Garden Planner β€” designed to help Cabarrus County gardeners in Zone 7b organize planting dates, track what's growing, and never miss a planting window.

Get Your Free Garden Planner →

Free download. Plan your entire garden season in minutes.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Cabarrus County, NC. Local conditions may vary. Last updated: April 2026.