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When to plant Thai Basil in Barrow County, GA

Plant Thai Basil in Barrow County, when soil hits 50°F — usually March 30. Continue planting through April 20 for the spring crop.

When to Plant Thai Basil in Barrow County, GA

Thai basil has a distinctive anise-licorice flavor with sturdy purple stems and small leaves. It is essential in Thai, Vietnamese, and other Southeast Asian cuisines.

Barrow County, Georgia is in USDA Zone 8a. The average last spring frost is March 23 and the first fall frost is November 13, giving you a growing season of approximately 235 days.

At an elevation of 438 feet, Barrow County receives approximately 60.5 inches of rainfall annually with predominantly clay loam soil. Summer highs average 93°F, providing good warmth for Thai Basil during the growing season. Clay soil retains moisture well for Thai Basil, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Thai Basil root diseases.

Barrow County, GA (Zone 8a) Long season
235 days
Last Spring Frost March 23
235 growing days
First Fall Frost November 13

Barrow County Soil Profile

Soil Type

Clay Loam

Soil pH

5.3-6.7

Drainage

Well Drained

Monthly Watering Guide for Thai Basil

Thai Basil needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Thai Basil Needs Rainfall You Supplement Action
Jan 4.5" 0" ❄️ Dormant
Feb 5.4" 0" ❄️ Dormant
Mar 4.3" 6.5" 0" ✅ Rainfall sufficient
Apr 4.3" 4.3" 0" ✅ Rainfall sufficient
May 4.3" 5.1" 0" ✅ Rainfall sufficient
Jun 4.3" 5.1" 0" ✅ Rainfall sufficient
Jul 4.3" 6.6" 0" ✅ Rainfall sufficient
Aug 4.3" 5.4" 0" ✅ Rainfall sufficient
Sep 4.3" 4.6" 0" ✅ Rainfall sufficient
Oct 4.3" 3.5" 0.8" 💧 Light watering
Nov 4.3" 5.3" 0" ✅ Rainfall sufficient
Dec 4.2" 0" ❄️ Dormant

Water needs are for active growing months only (Mar–Nov in Barrow County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Thai Basil Planting Timeline — Barrow County, GA

Thai Basil Planting Calendar

Activity When Date Range
Start Indoors February 2 Feb 2 – Feb 16
Transplant Outdoors April 6 Apr 6 – Apr 20
Direct Sow March 30 Mar 30 – Apr 20
Harvest June 1 Jun 1 – Aug 3

Plant 0.5" deep · 8" apart · Rows 12" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

50–75 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 8a

📆 Growing Season

235 days in Barrow County

Growing Tips for Barrow County

Start seeds indoors or direct sow after last frost. Thai basil holds up better to heat in cooking than sweet basil. Pinch flowers to prolong leaf production.

Companion Planting

Good Companions

Avoid Planting Near

  • Rue
  • Sage

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Thai Basil in Barrow County, GA?

Barrow County is in Zone 8a with an average last frost of March 23. Plan your Thai Basil planting based on this frost date — see the calendar above for exact timing.

What planting zone is Barrow County, GA?

Barrow County, Georgia is in USDA Hardiness Zone 8a. The average last spring frost is March 23 and first fall frost is November 13.

When should I plant Thai Basil in Barrow County, GA?

In Barrow County, GA, plant Thai Basil after the last frost (around March 23) and before the first frost (around November 13). Best results when soil holds above 50°F.

What growing zone is Barrow County, GA for Thai Basil?

Barrow County sits in USDA Zone 8a. Thai Basil grows reliably in zones 4a through 11b, so it's a good fit here.

Can Thai Basil grow in Barrow County's climate?

Yes — Thai Basil grows well in Barrow County's temperate climate. Barrow County averages a 235-day frost-free season, with last frost around March 23 and first frost around November 13.

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Your Barrow County Garden Planner — Free

A 22-page printable planner built for Barrow County (Zone 8a). 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 Barrow County, GA. Local conditions may vary. Last updated: July 2026.

Sources & credits

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