When to plant Thyme in Jefferson County, MS
Jefferson County sits in cold Zone 8b. Plant Thyme March 19–April 2 for the single annual harvest; the November 13 first frost closes the window.
When to Plant Thyme in Jefferson County, MS
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.
Jefferson County, Mississippi is in USDA Zone 8b. The average last spring frost is March 12 and the first fall frost is November 13, giving you a growing season of approximately 246 days.
At an elevation of 82 feet, Jefferson County receives approximately 55.9 inches of rainfall annually with predominantly clay loam soil. Summer highs average 94°F, providing good warmth for Thyme during the growing season. Clay soil retains moisture well for Thyme, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Thyme root diseases.
Jefferson County Soil Profile
Soil Type
Clay Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Thyme Planting Timeline — Jefferson County, MS
Thyme Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Transplant Outdoors | March 19 | Mar 19 – Apr 2 |
| Harvest | May 28 | May 28 – Jul 30 |
Plant 0.5" deep · 8" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Transplant Outdoors |
| April | Transplant Outdoors |
| May | Harvest |
| June | Harvest |
| July | Harvest |
| August | — |
| 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 8b
📆 Growing Season
246 days in Jefferson County
Growing Tips for Jefferson 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 Jefferson County, MS?
Jefferson County is in Zone 8b with an average last frost of March 12. Plan your Thyme planting based on this frost date — see the calendar above for exact timing.
What planting zone is Jefferson County, MS?
Jefferson County, Mississippi is in USDA Hardiness Zone 8b. The average last spring frost is March 12 and first fall frost is November 13.
When should I plant Thyme in Jefferson County, MS?
In Jefferson County, MS, plant Thyme after the last frost (around March 12) and before the first frost (around November 13). Best results when soil holds above 50°F.
What growing zone is Jefferson County, MS for Thyme?
Jefferson County sits in USDA Zone 8b. Thyme grows reliably in zones 4a through 9b, so it's a good fit here.
Can Thyme grow in Jefferson County's climate?
Yes — Thyme grows well in Jefferson County's temperate climate. Jefferson County averages a 246-day frost-free season, with last frost around March 12 and first frost around November 13.
Your Jefferson County Garden Planner — Free
A 22-page printable planner built for Jefferson County (Zone 8b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.