When to plant Horehound in Carroll County, KY
Plant Horehound in Carroll County during the brief April 25–May 9 window. With 185 frost-free days, fall plantings can't mature before October 20.
When to Plant Horehound in Carroll County, KY
Horehound is a woolly, drought-tolerant perennial herb traditionally used for cough remedies and candy. It has a distinctive bitter, menthol-like flavor.
Carroll County, Kentucky is in USDA Zone 6b. The average last spring frost is April 18 and the first fall frost is October 20, giving you a growing season of approximately 185 days.
At an elevation of 3,005 feet, Carroll County receives approximately 42.4 inches of rainfall annually with predominantly silt loam soil. Summer highs average 90°F, providing good warmth for Horehound during the growing season.
Carroll County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Horehound Planting Timeline — Carroll County, KY
Horehound Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Transplant Outdoors | April 25 | Apr 25 – May 9 |
| Harvest | July 11 | Jul 11 – Sep 5 |
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
75–90 days
🧪 Soil pH
Needs 6–8 · Your soil: N/A
🗺️ USDA Zone
Zone 6b
📆 Growing Season
185 days in Carroll County
Growing Tips for Carroll County
Direct sow or start from divisions. Thrives in poor, dry soil. Harvest stems just before flowering. Deadhead to prevent aggressive self-seeding. Very drought-tolerant once established.
Companion Planting
Good Companions
Check more plant combinations with our Companion Planting Checker →
Horehound in Other Locations
Frequently Asked Questions
When should I plant Horehound in Carroll County, KY?
Carroll County is in Zone 6b with an average last frost of April 18. Plan your Horehound planting based on this frost date — see the calendar above for exact timing.
What planting zone is Carroll County, KY?
Carroll County, Kentucky is in USDA Hardiness Zone 6b. The average last spring frost is April 18 and first fall frost is October 20.
When should I plant Horehound in Carroll County, KY?
In Carroll County, KY, plant Horehound after the last frost (around April 18) and before the first frost (around October 20). Best results when soil holds above 50°F.
What growing zone is Carroll County, KY for Horehound?
Carroll County sits in USDA Zone 6b. Horehound grows reliably in zones 3a through 10b, so it's a good fit here.
Can Horehound grow in Carroll County's climate?
Yes — Horehound grows well in Carroll County's temperate climate. Carroll County averages a 185-day frost-free season, with last frost around April 18 and first frost around October 20.
Your Carroll County Garden Planner — Free
A 22-page printable planner built for Carroll 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.