When to plant Leeks in Washington County, AR
Aim to plant Leeks in Washington County on or after March 27; the window stays open through April 17. Washington County's 197-day frost-free season gives you enough for a full main crop and a short fall succession. A second sowing from August 15 to August 29 extends the harvest into fall.
When to Plant Leeks in Washington County, AR
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.
Washington County, Arkansas is in USDA Zone 7a. The average last spring frost is April 10 and the first fall frost is October 24, giving you a growing season of approximately 197 days.
At an elevation of 768 feet, Washington County receives approximately 54.3 inches of rainfall annually with predominantly silt loam soil. Summer highs average 91°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.
Washington County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Leeks Planting Timeline — Washington County, AR
Leeks Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | March 6 | Mar 6 – Mar 20 |
| Transplant Outdoors | April 10 | Apr 10 – Apr 24 |
| Direct Sow | March 27 | Mar 27 – Apr 17 |
| Harvest | July 10 | Jul 10 – Sep 25 |
| Fall Sowing | August 15 | Aug 15 – Aug 29 |
Plant 1" deep · 15" apart · Rows 24" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Start Indoors Direct Sow |
| April | Transplant Outdoors Direct Sow |
| May | — |
| June | — |
| July | Harvest |
| August | Fall Sowing Harvest |
| September | 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 7a
📆 Growing Season
197 days in Washington County
Growing Tips for Washington 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
Check more plant combinations with our Companion Planting Checker →
Leeks in Other Locations
Frequently Asked Questions
When should I plant Leeks in Washington County, AR?
Washington County is in Zone 7a with an average last frost of April 10. Plan your Leeks planting based on this frost date — see the calendar above for exact timing.
What planting zone is Washington County, AR?
Washington County, Arkansas is in USDA Hardiness Zone 7a. The average last spring frost is April 10 and first fall frost is October 24.
When should I plant Leeks in Washington County, AR?
In Washington County, AR, plant Leeks after the last frost (around April 10) and before the first frost (around October 24). Best results when soil holds above 50°F.
What growing zone is Washington County, AR for Leeks?
Washington County sits in USDA Zone 7a. Leeks grows reliably in zones 3a through 10b, so it's a good fit here.
Can Leeks grow in Washington County's climate?
Yes — Leeks grows well in Washington County's temperate climate. Washington County averages a 197-day frost-free season, with last frost around April 10 and first frost around October 24.
Your Washington County Garden Planner — Free
A 22-page printable planner built for Washington County (Zone 7a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.