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When to Plant Lemon Thyme in Prairie County, AR

Prairie County, Arkansas Zone 7b April

This month in Prairie County, Arkansas

A quick April briefing for Prairie County, Arkansas gardeners — what's urgent, what's next, and what can wait.

Avg. last frost March 19
Avg. first frost November 8
Soil temp (4") 58°F
Watering Low
Pest pressure Moderate
Daylight 12.9 hrs

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Lemon thyme is a low-growing perennial herb with tiny, citrus-scented leaves. It combines the savory quality of thyme with a bright lemon flavor, excellent with fish and poultry.

Prairie County, Arkansas is in USDA Zone 7b. The average last spring frost is March 19 and the first fall frost is November 8, giving you a growing season of approximately 234 days.

At an elevation of 1,026 feet, Prairie County receives approximately 51.1 inches of rainfall annually with predominantly silt loam soil. Summer highs average 89°F, providing good warmth for Lemon Thyme during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Lemon Thyme root diseases.

Prairie County, AR (Zone 7b) Long season
234 days
Last Spring Frost March 19
234 growing days
First Fall Frost November 8
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Prairie County Soil Profile

Soil Type

Silt Loam

Soil pH

5.5-6.8

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (94 days to spare)
Transplant: Mar 19 🍅 Harvest: May 28 – Jul 30
Recommended (50%) ✓ Fits season (94 days to spare)
Transplant: Mar 26 🍅 Harvest: Jun 4 – Aug 6
Safe Start (90%) ✓ Fits season (92 days to spare)
Transplant: Apr 15 🍅 Harvest: Jun 24 – Aug 26

Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.

Soil Compatibility in Prairie County

How your county's soil matches Lemon Thyme's growing requirements.

Soil pH

Your soil pH (5.5–6.8) overlaps with Lemon Thyme's range (6.0–8.0), though not a perfect match.

Soil Texture

The silt loam soil in Prairie County is excellent for Lemon Thyme — good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

Organic matter is moderate (2.6%). Annual compost additions will help Lemon Thyme.

How to Plant Lemon Thyme

0.5"
Planting Depth
8"
Between Plants
12"
Between Rows

Succession Planting Lemon Thyme

3
successive plantings in your 234-day season

Sow every 8 weeks. Last sowing by Aug 10 to harvest before frost.

Plant Water Budget

Plant needs
0.5″/week
Rainfall provides
0.9″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft

Monthly Watering Guide for Lemon Thyme

Lemon Thyme needs approximately 0.5 inches of water per week (2.2" per month). Here's how your county's rainfall compares month by month.

Month Lemon Thyme Needs Rainfall You Supplement Action
Jan 4.5" 0" ❄️ Dormant
Feb 3.7" 0" ❄️ Dormant
Mar 2.2" 4.7" 0" ✅ Rainfall sufficient
Apr 2.2" 4.3" 0" ✅ Rainfall sufficient
May 2.2" 4.9" 0" ✅ Rainfall sufficient
Jun 2.2" 4.4" 0" ✅ Rainfall sufficient
Jul 2.2" 5.2" 0" ✅ Rainfall sufficient
Aug 2.2" 4.5" 0" ✅ Rainfall sufficient
Sep 2.2" 3.8" 0" ✅ Rainfall sufficient
Oct 2.2" 3.7" 0" ✅ Rainfall sufficient
Nov 2.2" 3.7" 0" ✅ Rainfall sufficient
Dec 3.7" 0" ❄️ Dormant

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

Lemon Thyme Heat Requirements (GDD)

What are Growing Degree Days (GDD)?

Growing Degree Days measure the total warmth your plants receive during the growing season. Think of it as a "heat bank" — every day above 50°F deposits warmth that helps your plants grow.

Each plant needs a certain amount of accumulated heat to mature. If your county provides more GDD than the plant needs, it's a great fit. If it's close, you may want to choose faster-maturing varieties or start seeds indoors to get a head start.

Lemon Thyme needs ~1,340 GDD — county provides 3,919 GDD Excellent fit

Lemon Thyme Planting Timeline — Prairie County, AR

Lemon Thyme Planting Calendar

Activity When Date Range
Transplant Outdoors March 26 Mar 26 – Apr 9
Harvest June 4 Jun 4 – Aug 6

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

Month-by-Month Timeline

MonthActivities
January
February
March Transplant Outdoors
April Transplant Outdoors
May
June Harvest
July Harvest
August Harvest
September
October
November
December
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Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

0.5"/week · Natural rainfall sufficient

📅 Days to Maturity

70–90 days

🧪 Soil pH

Needs 6–8 · Your soil: acceptable

🗺️ USDA Zone

Zone 7b

📆 Growing Season

234 days in Prairie County

Growing Tips for Lemon Thyme in Prairie County

Direct sow Lemon Thyme outdoors after March 19 in Prairie County when soil has warmed and frost danger has passed.

General growing tips

Start from cuttings or divisions. Plant in well-drained soil. Trim back after flowering. Use as a fragrant ground cover or edging plant along garden paths.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Lemon Thyme in Prairie County, AR?

Prairie County is in Zone 7b with an average last frost of March 19. Plan your Lemon Thyme planting based on this frost date — see the calendar above for exact timing.

What planting zone is Prairie County, AR?

Prairie County, Arkansas is in USDA Hardiness Zone 7b. The average last spring frost is March 19 and first fall frost is November 8.

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Your Prairie County Garden Planner — Free

A 24-page printable planner built for Prairie County (Zone 7b). 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 Prairie County, AR. Local conditions may vary. Last updated: April 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.