When to plant Catnip in Henry County, KY
In Henry County, Catnip is a single-season spring crop — there's no second fall window. Plant April 17–May 1 for an 60–80-day harvest, finishing well before the October 26 first frost.
When to Plant Catnip in Henry County, KY
Catnip is a hardy perennial herb in the mint family known for its effect on cats. It also makes a calming tea and is a useful companion plant that repels some pests.
Henry County, Kentucky is in USDA Zone 6b. The average last spring frost is April 10 and the first fall frost is October 26, giving you a growing season of approximately 199 days.
At an elevation of 1,436 feet, Henry County receives approximately 51.3 inches of rainfall annually with predominantly silt loam soil. Summer highs average 88°F, providing good warmth for Catnip during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Catnip root diseases.
Henry County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Catnip Planting Timeline — Henry County, KY
Catnip Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Transplant Outdoors | April 17 | Apr 17 – May 1 |
| Harvest | June 19 | Jun 19 – Aug 21 |
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 | Harvest |
| July | Harvest |
| August | Harvest |
| September | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Low — drought tolerant
📅 Days to Maturity
60–80 days
🧪 Soil pH
Needs 6–7.5 · Your soil: N/A
🗺️ USDA Zone
Zone 6b
📆 Growing Season
199 days in Henry County
Growing Tips for Henry County
Direct sow or start indoors. Catnip is very easy to grow and can become invasive. Harvest leaves before flowering for tea. Protect young plants from cats.
Companion Planting
Good Companions
Check more plant combinations with our Companion Planting Checker →
Catnip in Other Locations
Frequently Asked Questions
When should I plant Catnip in Henry County, KY?
Henry County is in Zone 6b with an average last frost of April 10. Plan your Catnip planting based on this frost date — see the calendar above for exact timing.
What planting zone is Henry County, KY?
Henry County, Kentucky is in USDA Hardiness Zone 6b. The average last spring frost is April 10 and first fall frost is October 26.
When should I plant Catnip in Henry County, KY?
In Henry County, KY, plant Catnip after the last frost (around April 10) and before the first frost (around October 26). Best results when soil holds above 50°F.
What growing zone is Henry County, KY for Catnip?
Henry County sits in USDA Zone 6b. Catnip grows reliably in zones 3a through 9b, so it's a good fit here.
Can Catnip grow in Henry County's climate?
Yes — Catnip grows well in Henry County's temperate climate. Henry County averages a 199-day frost-free season, with last frost around April 10 and first frost around October 26.
Your Henry County Garden Planner — Free
A 22-page printable planner built for Henry 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.