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When to Plant Leeks in Kenedy County, TX

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.

Kenedy County, Texas is in USDA Zone 9a. The average last spring frost is February 13 and the first fall frost is December 13, giving you a growing season of approximately 303 days.

At an elevation of 1,757 feet, Kenedy County receives approximately 58.7 inches of rainfall annually with predominantly loam soil. Summer highs average 101Β°F, so Leeks may need afternoon shade and extra watering during peak heat. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Leeks root diseases.

Kenedy County, TX (Zone 9a) Year-round
303 days
Last Spring Frost February 13
303 growing days
First Fall Frost December 13

Kenedy County Soil Profile

Soil Type

Loam

Soil pH

6.6-7.5

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€” 1.5" 0" ❄️ Dormant
Feb 4.3" 2" 2.3" 🚿 Regular watering
Mar 4.3" 3.9" 0.4" πŸ’§ Light watering
Apr 4.3" 6" 0" βœ… Rainfall sufficient
May 4.3" 8.2" 0" βœ… Rainfall sufficient
Jun 4.3" 9.2" 0" βœ… Rainfall sufficient
Jul 4.3" 8" 0" βœ… Rainfall sufficient
Aug 4.3" 7.8" 0" βœ… Rainfall sufficient
Sep 4.3" 5.6" 0" βœ… Rainfall sufficient
Oct 4.3" 3.2" 1.1" πŸ’§ Light watering
Nov 4.3" 1.9" 2.4" 🚿 Regular watering
Dec 4.3" 1.4" 2.9" 🚿 Regular watering

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

Leeks Planting Timeline β€” Kenedy County, TX

Leeks Planting Calendar

Activity When Date Range
Start Indoors January 16 Jan 16 – Jan 30
Transplant Outdoors February 13 Feb 13 – Feb 27
Direct Sow January 23 Jan 23 – Feb 13
Harvest May 15 May 15 – Jul 31
Fall Sowing October 18 Oct 18 – Nov 1

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

Month-by-Month Timeline

MonthActivities
January Start Indoors Direct Sow
February Transplant Outdoors Direct Sow
March β€”
April β€”
May Harvest
June Harvest
July Harvest
August β€”
September β€”
October Fall Sowing
November Fall Sowing
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 9a

πŸ“† Growing Season

303 days in Kenedy County

Growing Tips for Kenedy 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 Kenedy County, TX?

Kenedy County is in Zone 9a with an average last frost of February 13. Plan your Leeks planting based on this frost date β€” see the calendar above for exact timing.

What planting zone is Kenedy County, TX?

Kenedy County, Texas is in USDA Hardiness Zone 9a. The average last spring frost is February 13 and first fall frost is December 13.

🌱

Plan Your Garden with Confidence

Get our free Garden Planner β€” designed to help Kenedy County gardeners in Zone 9a organize planting dates, track what's growing, and never miss a planting window.

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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 Kenedy County, TX. Local conditions may vary. Last updated: April 2026.