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When to plant Lettuce in Washington County, KY

In Zone 7a (Washington County), direct-sow Lettuce between March 25 and April 15 for spring, after the April 8 last-frost mark. A second sowing from August 20 to September 3 extends the harvest into fall.

When to Plant Lettuce in Washington County, KY

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.

Washington County, Kentucky is in USDA Zone 7a. The average last spring frost is April 8 and the first fall frost is October 29, giving you a growing season of approximately 204 days.

At an elevation of 2,281 feet, Washington County receives approximately 43.1 inches of rainfall annually with predominantly silt loam soil. Summer highs average 91°F, providing good warmth for Lettuce during the growing season.

Washington County, KY (Zone 7a) Long season
204 days
Last Spring Frost April 8
204 growing days
First Fall Frost October 29

Washington County Soil Profile

Soil Type

Silt Loam

Soil pH

5.3-7

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 3.3" 0" ❄️ Dormant
Feb 3.2" 0" ❄️ Dormant
Mar 4.1" 0" ❄️ Dormant
Apr 4.3" 3.4" 0.9" 💧 Light watering
May 4.3" 3.5" 0.8" 💧 Light watering
Jun 4.3" 4.3" 0" ✅ Rainfall sufficient
Jul 4.3" 4.6" 0" ✅ Rainfall sufficient
Aug 4.3" 4" 0.3" 💧 Light watering
Sep 4.3" 3.7" 0.6" 💧 Light watering
Oct 4.3" 2.7" 1.6" 💧 Light watering
Nov 3" 0" ❄️ Dormant
Dec 3.5" 0" ❄️ Dormant

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

Lettuce Planting Timeline — Washington County, KY

Lettuce Planting Calendar

Activity When Date Range
Start Indoors March 4 Mar 4 – Mar 18
Transplant Outdoors April 8 Apr 8 – Apr 22
Direct Sow March 25 Mar 25 – Apr 15
Harvest May 13 May 13 – Jul 22
Fall Sowing August 20 Aug 20 – Sep 3

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

Month-by-Month Timeline

MonthActivities
January
February
March Start Indoors Direct Sow
April Transplant Outdoors Direct Sow
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 7a

📆 Growing Season

204 days in Washington County

Growing Tips for Washington 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 Washington County, KY?

Washington County is in Zone 7a with an average last frost of April 8. Plan your Lettuce planting based on this frost date — see the calendar above for exact timing.

What planting zone is Washington County, KY?

Washington County, Kentucky is in USDA Hardiness Zone 7a. The average last spring frost is April 8 and first fall frost is October 29.

When should I plant Lettuce in Washington County, KY?

In Washington County, KY, plant Lettuce after the last frost (around April 8) and before the first frost (around October 29). Best results when soil holds above 50°F.

What growing zone is Washington County, KY for Lettuce?

Washington County sits in USDA Zone 7a. Lettuce grows reliably in zones 2a through 11b, so it's a good fit here.

Can Lettuce grow in Washington County's climate?

Yes — Lettuce grows well in Washington County's temperate climate. Washington County averages a 204-day frost-free season, with last frost around April 8 and first frost around October 29.

🌱

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.

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 Washington County, KY. Local conditions may vary. Last updated: June 2026.

Sources & credits

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