When to plant Thyme in Robertson County, KY
In Robertson County, Thyme is a single-season spring crop — there's no second fall window. Plant April 23–May 7 for an 70–90-day harvest, finishing well before the October 26 first frost.
When to Plant Thyme in Robertson County, KY
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.
Robertson County, Kentucky is in USDA Zone 6b. The average last spring frost is April 16 and the first fall frost is October 26, giving you a growing season of approximately 193 days.
At an elevation of 2,352 feet, Robertson County receives approximately 43 inches of rainfall annually with predominantly silt loam soil. Summer highs average 85°F, providing good warmth for Thyme during the growing season.
Robertson County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Thyme Planting Timeline — Robertson 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
| Month | Activities |
|---|---|
| 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 6b
📆 Growing Season
193 days in Robertson County
Growing Tips for Robertson 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 →
Thyme in Other Locations
Frequently Asked Questions
When should I plant Thyme in Robertson County, KY?
Robertson County is in Zone 6b 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 Robertson County, KY?
Robertson County, Kentucky is in USDA Hardiness Zone 6b. The average last spring frost is April 16 and first fall frost is October 26.
When should I plant Thyme in Robertson County, KY?
In Robertson County, KY, plant Thyme after the last frost (around April 16) and before the first frost (around October 26). Best results when soil holds above 50°F.
What growing zone is Robertson County, KY for Thyme?
Robertson County sits in USDA Zone 6b. Thyme grows reliably in zones 4a through 9b, so it's a good fit here.
Can Thyme grow in Robertson County's climate?
Yes — Thyme grows well in Robertson County's temperate climate. Robertson County averages a 193-day frost-free season, with last frost around April 16 and first frost around October 26.
Your Robertson County Garden Planner — Free
A 22-page printable planner built for Robertson County (Zone 6b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.