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When to plant Lettuce in Henry County, GA

The best window to plant Lettuce in Henry County, is March 11–April 1, when soil warms to 50°F. Last frost typically hits March 25; first frost November 8. A second sowing from August 30 to September 13 extends the harvest into fall.

When to Plant Lettuce in Henry County, GA

Lettuce

Lettuce is a fast-growing cool-season green available in leaf, romaine, butterhead, and crisphead types. It is the foundation of salads and one of the easiest crops to grow.

Henry County, Georgia is in USDA Zone 8a. The average last spring frost is March 25 and the first fall frost is November 8, giving you a growing season of approximately 228 days.

At an elevation of 379 feet, Henry County receives approximately 52.8 inches of rainfall annually with predominantly clay loam soil. Summer highs average 93°F, providing good warmth for Lettuce during the growing season. Clay soil retains moisture well for Lettuce, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Lettuce root diseases.

Henry County, GA (Zone 8a) Long season
228 days
Last Spring Frost March 25
228 growing days
First Fall Frost November 8

Henry County Soil Profile

Soil Type

Clay Loam

Soil pH

5.6-6.7

Drainage

Well Drained

Monthly Watering Guide for Lettuce

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

Month Lettuce Needs Rainfall You Supplement Action
Jan 4.7" 0" ❄️ Dormant
Feb 4.1" 0" ❄️ Dormant
Mar 4.3" 5.4" 0" ✅ Rainfall sufficient
Apr 4.3" 3.9" 0.4" 💧 Light watering
May 4.3" 3.9" 0.4" 💧 Light watering
Jun 4.3" 4.2" 0.1" 💧 Light watering
Jul 4.3" 5.5" 0" ✅ Rainfall sufficient
Aug 4.3" 5.1" 0" ✅ Rainfall sufficient
Sep 4.3" 4.4" 0" ✅ Rainfall sufficient
Oct 4.3" 3.5" 0.8" 💧 Light watering
Nov 4.3" 4.2" 0.1" 💧 Light watering
Dec 4" 0" ❄️ Dormant

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

Lettuce Planting Timeline — Henry County, GA

Lettuce Planting Calendar

Activity When Date Range
Start Indoors February 18 Feb 18 – Mar 4
Transplant Outdoors March 25 Mar 25 – Apr 8
Direct Sow March 11 Mar 11 – Apr 1
Harvest April 29 Apr 29 – Jul 8
Fall Sowing August 30 Aug 30 – Sep 13

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Partial Shade (3-6 hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

30–60 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 8a

📆 Growing Season

228 days in Henry County

Growing Tips for Henry County

Sow seeds directly every 2 weeks for continuous harvest. Provide afternoon shade in warm weather to delay bolting. Harvest in the morning for crispest leaves.

Companion Planting

Good Companions

Avoid Planting Near

  • Celery

Check more plant combinations with our Companion Planting Checker →

🌾 Save Your Own Lettuce Seeds
Life Cycle Annual
Pollination Self-Pollinating
How to Collect Let plants bolt and flower. Harvest seed heads when fluffy.
Storage Store airtight; viable 6 years at 35°F, under 45% humidity.

Very easy to save. Let a few plants bolt each season.

Frequently Asked Questions

When should I plant Lettuce in Henry County, GA?

Henry County is in Zone 8a with an average last frost of March 25. Plan your Lettuce planting based on this frost date — see the calendar above for exact timing.

What planting zone is Henry County, GA?

Henry County, Georgia is in USDA Hardiness Zone 8a. The average last spring frost is March 25 and first fall frost is November 8.

When should I plant Lettuce in Henry County, GA?

In Henry County, GA, plant Lettuce after the last frost (around March 25) and before the first frost (around November 8). Best results when soil holds above 50°F.

What growing zone is Henry County, GA for Lettuce?

Henry County sits in USDA Zone 8a. Lettuce grows reliably in zones 2a through 11b, so it's a good fit here.

Can Lettuce grow in Henry County's climate?

Yes — Lettuce grows well in Henry County's temperate climate. Henry County averages a 228-day frost-free season, with last frost around March 25 and first frost around November 8.

🌱

Your Henry County Garden Planner — Free

A 22-page printable planner built for Henry 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.

Instant PDF download. No spam, unsubscribe any time.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Henry County, GA. Local conditions may vary. Last updated: July 2026.

Sources & credits

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