When to plant Cilantro in Boone County, KY
In Zone 6b (Boone County), direct-sow Cilantro between April 5 and April 26 for spring, after the April 19 last-frost mark. A second sowing from August 12 to August 26 extends the harvest into fall.
When to Plant Cilantro in Boone County, KY
Cilantro is a dual-purpose herb providing fresh leaves (cilantro) and dried seeds (coriander). It bolts quickly in heat, producing flowers beloved by beneficial insects.
Boone County, Kentucky is in USDA Zone 6b. The average last spring frost is April 19 and the first fall frost is October 21, giving you a growing season of approximately 185 days.
At an elevation of 2,587 feet, Boone County receives approximately 51 inches of rainfall annually with predominantly silt loam soil. Summer highs average 89°F, providing good warmth for Cilantro during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Cilantro root diseases.
Boone County Soil Profile
Soil Type
Silt Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Cilantro Planting Timeline — Boone County, KY
Cilantro Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | March 15 | Mar 15 – Mar 29 |
| Transplant Outdoors | April 12 | Apr 12 – Apr 26 |
| Direct Sow | April 5 | Apr 5 – Apr 26 |
| Harvest | May 24 | May 24 – Jul 26 |
| Fall Sowing | August 12 | Aug 12 – Aug 26 |
Plant 0.5" deep · 8" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Start Indoors |
| April | Transplant Outdoors Direct Sow |
| May | Harvest |
| June | Harvest |
| July | Harvest |
| August | Fall Sowing |
| September | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Partial Shade (3-6 hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
40–60 days
🧪 Soil pH
Needs 6–7 · Your soil: N/A
🗺️ USDA Zone
Zone 6b
📆 Growing Season
185 days in Boone County
Growing Tips for Boone County
Succession sow every 2-3 weeks. Provide afternoon shade in warm weather. Harvest leaves before flowering or allow some plants to go to seed for coriander and self-sowing.
Companion Planting
Good Companions
Avoid Planting Near
Check more plant combinations with our Companion Planting Checker →
Cilantro in Other Locations
Frequently Asked Questions
When should I plant Cilantro in Boone County, KY?
Boone County is in Zone 6b with an average last frost of April 19. Plan your Cilantro planting based on this frost date — see the calendar above for exact timing.
What planting zone is Boone County, KY?
Boone County, Kentucky is in USDA Hardiness Zone 6b. The average last spring frost is April 19 and first fall frost is October 21.
When should I plant Cilantro in Boone County, KY?
In Boone County, KY, plant Cilantro after the last frost (around April 19) and before the first frost (around October 21). Best results when soil holds above 50°F.
What growing zone is Boone County, KY for Cilantro?
Boone County sits in USDA Zone 6b. Cilantro grows reliably in zones 2a through 11b, so it's a good fit here.
Can Cilantro grow in Boone County's climate?
Yes — Cilantro grows well in Boone County's temperate climate. Boone County averages a 185-day frost-free season, with last frost around April 19 and first frost around October 21.
Your Boone County Garden Planner — Free
A 22-page printable planner built for Boone 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.