When to plant Onion in Lee County, GA
In Zone 8b (Lee County), direct-sow Onion between February 21 and March 14 for spring, after the March 7 last-frost mark. A second sowing from September 9 to September 23 extends the harvest into fall.
When to Plant Onion in Lee County, GA
Onions are a fundamental kitchen staple available in yellow, white, and red varieties. Choose long-day, short-day, or intermediate types based on your latitude.
Lee County, Georgia is in USDA Zone 8b. The average last spring frost is March 7 and the first fall frost is November 18, giving you a growing season of approximately 256 days.
At an elevation of 432 feet, Lee County receives approximately 50.9 inches of rainfall annually with predominantly clay loam soil. Summer highs average 96°F, so Onion may need afternoon shade and extra watering during peak heat. Clay soil retains moisture well for Onion, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Onion root diseases.
Lee County Soil Profile
Soil Type
Clay Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Onion Planting Timeline — Lee County, GA
Onion Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | January 31 | Jan 31 – Feb 14 |
| Transplant Outdoors | March 7 | Mar 7 – Mar 21 |
| Direct Sow | February 21 | Feb 21 – Mar 14 |
| Harvest | June 6 | Jun 6 – Jul 25 |
| Fall Sowing | September 9 | Sep 9 – Sep 23 |
Plant 1" deep · 6" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | Start Indoors |
| February | Start Indoors Direct Sow |
| March | Transplant Outdoors Direct Sow |
| April | — |
| May | — |
| June | Harvest |
| July | Harvest |
| August | — |
| September | Fall Sowing |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
90–120 days
🧪 Soil pH
Needs 6–7 · Your soil: N/A
🗺️ USDA Zone
Zone 8b
📆 Growing Season
256 days in Lee County
Growing Tips for Lee County
Start seeds indoors 8-10 weeks before transplanting. Match day-length type to your latitude. Stop watering when tops begin to fall over and cure bulbs for 2-3 weeks before storage.
Companion Planting
Good Companions
Avoid Planting Near
Check more plant combinations with our Companion Planting Checker →
Onion in Other Locations
Frequently Asked Questions
When should I plant Onion in Lee County, GA?
Lee County is in Zone 8b with an average last frost of March 7. Plan your Onion planting based on this frost date — see the calendar above for exact timing.
What planting zone is Lee County, GA?
Lee County, Georgia is in USDA Hardiness Zone 8b. The average last spring frost is March 7 and first fall frost is November 18.
When should I plant Onion in Lee County, GA?
In Lee County, GA, plant Onion after the last frost (around March 7) and before the first frost (around November 18). Best results when soil holds above 50°F.
What growing zone is Lee County, GA for Onion?
Lee County sits in USDA Zone 8b. Onion grows reliably in zones 3a through 10b, so it's a good fit here.
Can Onion grow in Lee County's climate?
Yes — Onion grows well in Lee County's temperate climate. Lee County averages a 256-day frost-free season, with last frost around March 7 and first frost around November 18.
Your Lee County Garden Planner — Free
A 22-page printable planner built for Lee County (Zone 8b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.