When to plant Fennel in Clinton County, KY
In Clinton County, plant Fennel in spring between April 25 and May 16, once soil temps hold above 50°F. Clinton County's last frost averages April 18, so most warm-season crops establish quickly once soil holds above 60°F. For a fall crop, sow between and — roughly 60–90 days before the first frost on October 21.
When to Plant Fennel in Clinton County, KY
Florence fennel is grown for its swollen bulb-like stem base, which has a mild anise flavor. It is crisp raw in salads and sweet when roasted or braised.
Clinton County, Kentucky is in USDA Zone 7a. The average last spring frost is April 18 and the first fall frost is October 21, giving you a growing season of approximately 186 days.
At an elevation of 2,895 feet, Clinton County receives approximately 44 inches of rainfall annually with predominantly silt loam soil. Summer highs average 86°F, providing good warmth for Fennel during the growing season.
Clinton County Soil Profile
Soil Type
Silt Loam
Soil pH
5.5-7.1
Drainage
Well Drained
Monthly Watering Guide for Fennel
Fennel needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.
| Month | Fennel Needs | Rainfall | You Supplement | Action |
|---|---|---|---|---|
| Jan | — | 3.9" | 0" | ❄️ Dormant |
| Feb | — | 3.1" | 0" | ❄️ Dormant |
| Mar | — | 3.8" | 0" | ❄️ Dormant |
| Apr | 4.3" | 3.5" | 0.8" | 💧 Light watering |
| May | 4.3" | 3.7" | 0.6" | 💧 Light watering |
| Jun | 4.3" | 3.9" | 0.4" | 💧 Light watering |
| Jul | 4.3" | 4.2" | 0.1" | 💧 Light watering |
| Aug | 4.3" | 4.6" | 0" | ✅ Rainfall sufficient |
| Sep | 4.3" | 3.7" | 0.6" | 💧 Light watering |
| Oct | 4.3" | 2.6" | 1.7" | 💧 Light watering |
| Nov | — | 3.6" | 0" | ❄️ Dormant |
| Dec | — | 3.3" | 0" | ❄️ Dormant |
Water needs are for active growing months only (Apr–Oct in Clinton County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.
Fennel Planting Timeline — Clinton County, KY
Fennel Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | February 28 | Feb 28 – Mar 14 |
| Transplant Outdoors | May 2 | May 2 – May 16 |
| Direct Sow | April 25 | Apr 25 – May 16 |
| Harvest | July 4 | Jul 4 – Aug 15 |
Plant 1" deep · 15" apart · Rows 24" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | Start Indoors |
| March | Start Indoors |
| April | Direct Sow |
| May | Transplant Outdoors Direct Sow |
| June | — |
| July | Harvest |
| August | Harvest |
| September | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
60–90 days
🧪 Soil pH
Needs 5.5–7 · Your soil: N/A
🗺️ USDA Zone
Zone 7a
📆 Growing Season
186 days in Clinton County
Growing Tips for Clinton County
Direct sow in late summer for fall harvest to reduce bolting. Hill soil around bulbs as they enlarge. Harvest when bulbs are tennis-ball sized before they elongate.
Companion Planting
Good Companions
Avoid Planting Near
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Fennel in Other Locations
Frequently Asked Questions
When should I plant Fennel in Clinton County, KY?
Clinton County is in Zone 7a with an average last frost of April 18. Plan your Fennel planting based on this frost date — see the calendar above for exact timing.
What planting zone is Clinton County, KY?
Clinton County, Kentucky is in USDA Hardiness Zone 7a. The average last spring frost is April 18 and first fall frost is October 21.
When should I plant Fennel in Clinton County, KY?
In Clinton County, KY, plant Fennel after the last frost (around April 18) and before the first frost (around October 21). Best results when soil holds above 50°F.
What growing zone is Clinton County, KY for Fennel?
Clinton County sits in USDA Zone 7a. Fennel grows reliably in zones 4a through 10b, so it's a good fit here.
Can Fennel grow in Clinton County's climate?
Yes — Fennel grows well in Clinton County's temperate climate. Clinton County averages a 186-day frost-free season, with last frost around April 18 and first frost around October 21.
Your Clinton County Garden Planner — Free
A 22-page printable planner built for Clinton County (Zone 7a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.