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When to plant Thyme in Powell County, KY

Powell County's 191-day season only supports one Thyme planting per year. Sow between April 23 and May 7 for the best chance at full maturity before October 24.

When to Plant Thyme in Powell County, KY

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.

Powell County, Kentucky is in USDA Zone 7a. The average last spring frost is April 16 and the first fall frost is October 24, giving you a growing season of approximately 191 days.

At an elevation of 3,812 feet, Powell County receives approximately 41.1 inches of rainfall annually with predominantly silt loam soil. Summer highs average 86°F, providing good warmth for Thyme during the growing season.

Powell County, KY (Zone 7a) Moderate season
191 days
Last Spring Frost April 16
191 growing days
First Fall Frost October 24

Powell County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Thyme Planting Timeline — Powell County, KY

Thyme Planting Calendar

Activity When Date Range
Transplant Outdoors April 23 Apr 23 – May 7
Harvest July 2 Jul 2 – Sep 3

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

Month-by-Month Timeline

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

191 days in Powell County

Growing Tips for Powell 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 Powell County, KY?

Powell County is in Zone 7a with an average last frost of April 16. Plan your Thyme planting based on this frost date — see the calendar above for exact timing.

What planting zone is Powell County, KY?

Powell County, Kentucky is in USDA Hardiness Zone 7a. The average last spring frost is April 16 and first fall frost is October 24.

When should I plant Thyme in Powell County, KY?

In Powell County, KY, plant Thyme after the last frost (around April 16) and before the first frost (around October 24). Best results when soil holds above 50°F.

What growing zone is Powell County, KY for Thyme?

Powell 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 Powell County's climate?

Yes — Thyme grows well in Powell County's temperate climate. Powell County averages a 191-day frost-free season, with last frost around April 16 and first frost around October 24.

🌱

Your Powell County Garden Planner — Free

A 22-page printable planner built for Powell 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 Powell County, KY. Local conditions may vary. Last updated: July 2026.

Sources & credits

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