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When to plant Scallions in Thomas County, GA

In Thomas County, plant Scallions in spring between February 11 and March 4, once soil temps hold above 50°F. Thomas County's last frost averages March 4, so aim for a steady week of warm soil before planting. For a fall crop, sow between September 27 and October 11 — roughly 50–70 days before the first frost on November 22.

When to Plant Scallions in Thomas County, GA

Scallions (green onions) are mild-flavored alliums harvested for their slender green tops and white bases. They are quick-growing and perfect for succession planting.

Thomas County, Georgia is in USDA Zone 9a. The average last spring frost is March 4 and the first fall frost is November 22, giving you a growing season of approximately 263 days.

At an elevation of 302 feet, Thomas County receives approximately 58.3 inches of rainfall annually with predominantly clay loam soil. Summer highs average 95°F, so Scallions may need afternoon shade and extra watering during peak heat. Clay soil retains moisture well for Scallions, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Scallions root diseases.

Thomas County, GA (Zone 9a) Long season
263 days
Last Spring Frost March 4
263 growing days
First Fall Frost November 22

Thomas County Soil Profile

Soil Type

Clay Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Scallions Planting Timeline — Thomas County, GA

Scallions Planting Calendar

Activity When Date Range
Start Indoors February 4 Feb 4 – Feb 18
Transplant Outdoors March 4 Mar 4 – Mar 18
Direct Sow February 11 Feb 11 – Mar 4
Harvest April 29 Apr 29 – May 27
Fall Sowing September 27 Sep 27 – Oct 11

Plant 0.5" deep · 6" apart · Rows 12" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

50–70 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 9a

📆 Growing Season

263 days in Thomas County

Growing Tips for Thomas County

Direct sow every 3 weeks for continuous harvest. Thin to 1 inch apart or grow in clusters. Harvest when pencil-thick by pulling or cutting at soil level.

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 Scallions in Thomas County, GA?

Thomas County is in Zone 9a with an average last frost of March 4. Plan your Scallions planting based on this frost date — see the calendar above for exact timing.

What planting zone is Thomas County, GA?

Thomas County, Georgia is in USDA Hardiness Zone 9a. The average last spring frost is March 4 and first fall frost is November 22.

When should I plant Scallions in Thomas County, GA?

In Thomas County, GA, plant Scallions after the last frost (around March 4) and before the first frost (around November 22). Best results when soil holds above 50°F.

What growing zone is Thomas County, GA for Scallions?

Thomas County sits in USDA Zone 9a. Scallions grows reliably in zones 3a through 10b, so it's a good fit here.

Can Scallions grow in Thomas County's climate?

Yes — Scallions grows well in Thomas County's temperate climate. Thomas County averages a 263-day frost-free season, with last frost around March 4 and first frost around November 22.

🌱

Your Thomas County Garden Planner — Free

A 22-page printable planner built for Thomas County (Zone 9a). 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 Thomas County, GA. Local conditions may vary. Last updated: July 2026.

Sources & credits

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