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When to plant Thyme in McDonald County, MO

In McDonald County, Thyme is a single-season spring crop — there's no second fall window. Plant April 15–April 29 for an 70–90-day harvest, finishing well before the October 27 first frost.

When to Plant Thyme in McDonald County, MO

Thyme

Thyme is a low-growing perennial herb with tiny, aromatic leaves and a warm, earthy flavor. It is one of the most versatile culinary and medicinal herbs.

McDonald County, Missouri is in USDA Zone 7a. The average last spring frost is April 8 and the first fall frost is October 27, giving you a growing season of approximately 202 days.

At an elevation of 977 feet, McDonald County receives approximately 39.9 inches of rainfall annually with predominantly silt loam soil. Summer highs average 85°F, providing good warmth for Thyme during the growing season.

McDonald County, MO (Zone 7a) Long season
202 days
Last Spring Frost April 8
202 growing days
First Fall Frost October 27

McDonald County Soil Profile

Soil Type

Silt Loam

Soil pH

5.6-6.5

Drainage

Well Drained

Monthly Watering Guide for Thyme

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

Month Thyme Needs Rainfall You Supplement Action
Jan 1.7" 0" ❄️ Dormant
Feb 1.6" 0" ❄️ Dormant
Mar 2.5" 0" ❄️ Dormant
Apr 4.3" 3.7" 0.6" 💧 Light watering
May 4.3" 4.4" 0" ✅ Rainfall sufficient
Jun 4.3" 4.3" 0" ✅ Rainfall sufficient
Jul 4.3" 4.7" 0" ✅ Rainfall sufficient
Aug 4.3" 4.6" 0" ✅ Rainfall sufficient
Sep 4.3" 3.9" 0.4" 💧 Light watering
Oct 4.3" 3.3" 1" 💧 Light watering
Nov 3.1" 0" ❄️ Dormant
Dec 2.3" 0" ❄️ Dormant

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

Thyme Planting Timeline — McDonald County, MO

Thyme Planting Calendar

Activity When Date Range
Transplant Outdoors April 15 Apr 15 – Apr 29
Harvest June 24 Jun 24 – Aug 26

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Low — drought tolerant

📅 Days to Maturity

70–90 days

🧪 Soil pH

Needs 6–8 · Your soil: N/A

🗺️ USDA Zone

Zone 7a

📆 Growing Season

202 days in McDonald County

Growing Tips for McDonald County

Start from seed, cuttings, or divisions. Plant in well-drained, lean soil. Prune lightly after flowering. Replace plants every 3-4 years when they become woody.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Thyme in McDonald County, MO?

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

What planting zone is McDonald County, MO?

McDonald County, Missouri is in USDA Hardiness Zone 7a. The average last spring frost is April 8 and first fall frost is October 27.

When should I plant Thyme in McDonald County, MO?

In McDonald County, MO, plant Thyme after the last frost (around April 8) and before the first frost (around October 27). Best results when soil holds above 50°F.

What growing zone is McDonald County, MO for Thyme?

McDonald County sits in USDA Zone 7a. Thyme grows reliably in zones 4a through 9b, so it's a good fit here.

Can Thyme grow in McDonald County's climate?

Yes — Thyme grows well in McDonald County's temperate climate. McDonald County averages a 202-day frost-free season, with last frost around April 8 and first frost around October 27.

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Your McDonald County Garden Planner — Free

A 22-page printable planner built for McDonald 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.

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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 McDonald County, MO. Local conditions may vary. Last updated: July 2026.

Sources & credits

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