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When to plant Leeks in Boone County, AR

For Boone County, gardeners: plant Leeks March 22 through April 12 once soil reads 50°F. A second sowing from August 18 to September 1 extends the harvest into fall.

When to Plant Leeks in Boone County, AR

Leeks

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.

Boone County, Arkansas is in USDA Zone 7b. The average last spring frost is April 5 and the first fall frost is October 27, giving you a growing season of approximately 205 days.

At an elevation of 844 feet, Boone County receives approximately 52.1 inches of rainfall annually with predominantly silt loam soil. Summer highs average 90°F, providing good warmth for Leeks during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Leeks root diseases.

Boone County, AR (Zone 7b) Long season
205 days
Last Spring Frost April 5
205 growing days
First Fall Frost October 27

Boone County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Leeks Planting Timeline — Boone County, AR

Leeks Planting Calendar

Activity When Date Range
Start Indoors March 1 Mar 1 – Mar 15
Transplant Outdoors April 5 Apr 5 – Apr 19
Direct Sow March 22 Mar 22 – Apr 12
Harvest July 5 Jul 5 – Sep 20
Fall Sowing August 18 Aug 18 – Sep 1

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

Month-by-Month Timeline

MonthActivities
January
February
March Start Indoors Direct Sow
April Transplant Outdoors Direct Sow
May
June
July Harvest
August Fall Sowing Harvest
September Fall Sowing Harvest
October
November
December

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

90–150 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 7b

📆 Growing Season

205 days in Boone County

Growing Tips for Boone 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 Boone County, AR?

Boone County is in Zone 7b with an average last frost of April 5. Plan your Leeks planting based on this frost date — see the calendar above for exact timing.

What planting zone is Boone County, AR?

Boone County, Arkansas is in USDA Hardiness Zone 7b. The average last spring frost is April 5 and first fall frost is October 27.

When should I plant Leeks in Boone County, AR?

In Boone County, AR, plant Leeks after the last frost (around April 5) and before the first frost (around October 27). Best results when soil holds above 50°F.

What growing zone is Boone County, AR for Leeks?

Boone County sits in USDA Zone 7b. Leeks grows reliably in zones 3a through 10b, so it's a good fit here.

Can Leeks grow in Boone County's climate?

Yes — Leeks grows well in Boone County's temperate climate. Boone County averages a 205-day frost-free season, with last frost around April 5 and first frost around October 27.

🌱

Your Boone County Garden Planner — Free

A 22-page printable planner built for Boone County (Zone 7b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

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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 Boone County, AR. Local conditions may vary. Last updated: June 2026.

Sources & credits

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