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When to plant Fennel (herb) in Wolfe County, KY

For Fennel (herb) in Wolfe County, the safe spring window opens around April 4 and closes around April 25. Last expected frost is April 18, first fall frost October 21, giving a 186-day growing season. A second sowing from August 12 to August 26 extends the harvest into fall.

When to Plant Fennel (herb) in Wolfe County, KY

Herb fennel is grown for its aromatic leaves, stalks, and seeds rather than a bulb. It has a strong anise flavor and its flowers attract beneficial insects.

Wolfe 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 1,977 feet, Wolfe County receives approximately 49.3 inches of rainfall annually with predominantly silt loam soil. Summer highs average 90°F, providing good warmth for Fennel (herb) during the growing season.

Wolfe County, KY (Zone 7a) Moderate season
186 days
Last Spring Frost April 18
186 growing days
First Fall Frost October 21

Wolfe County Soil Profile

Soil Type

Silt Loam

Soil pH

5.5-7.1

Drainage

Well Drained

Monthly Watering Guide for Fennel (herb)

Fennel (herb) 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 (herb) Needs Rainfall You Supplement Action
Jan 4.3" 0" ❄️ Dormant
Feb 3.8" 0" ❄️ Dormant
Mar 4.4" 0" ❄️ Dormant
Apr 4.3" 4.2" 0.1" 💧 Light watering
May 4.3" 4.1" 0.2" 💧 Light watering
Jun 4.3" 4.5" 0" ✅ Rainfall sufficient
Jul 4.3" 4.8" 0" ✅ Rainfall sufficient
Aug 4.3" 4.2" 0.1" 💧 Light watering
Sep 4.3" 4.1" 0.2" 💧 Light watering
Oct 4.3" 2.9" 1.4" 💧 Light watering
Nov 3.9" 0" ❄️ Dormant
Dec 4" 0" ❄️ Dormant

Water needs are for active growing months only (Apr–Oct in Wolfe County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Fennel (herb) Planting Timeline — Wolfe County, KY

Fennel (herb) Planting Calendar

Activity When Date Range
Start Indoors March 14 Mar 14 – Mar 28
Transplant Outdoors April 11 Apr 11 – Apr 25
Direct Sow April 4 Apr 4 – Apr 25
Harvest June 13 Jun 13 – Aug 22
Fall Sowing August 12 Aug 12 – Aug 26

Plant 1" deep · 15" apart · Rows 24" apart

Month-by-Month Timeline

MonthActivities
January
February
March Start Indoors
April Transplant Outdoors Direct Sow
May
June Harvest
July Harvest
August Fall Sowing 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 Wolfe County

Growing Tips for Wolfe County

Direct sow in spring or fall. Unlike Florence fennel, herb fennel does not form a bulb. Harvest fronds as needed and seeds when they turn brown. Self-sows readily.

Companion Planting

Good Companions

Avoid Planting Near

  • Tomatoes
  • Peppers
  • Green Beans

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Fennel (herb) in Wolfe County, KY?

Wolfe County is in Zone 7a with an average last frost of April 18. Plan your Fennel (herb) planting based on this frost date — see the calendar above for exact timing.

What planting zone is Wolfe County, KY?

Wolfe 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 (herb) in Wolfe County, KY?

In Wolfe County, KY, plant Fennel (herb) 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 Wolfe County, KY for Fennel (herb)?

Wolfe County sits in USDA Zone 7a. Fennel (herb) grows reliably in zones 4a through 10b, so it's a good fit here.

Can Fennel (herb) grow in Wolfe County's climate?

Yes — Fennel (herb) grows well in Wolfe County's temperate climate. Wolfe County averages a 186-day frost-free season, with last frost around April 18 and first frost around October 21.

🌱

Your Wolfe County Garden Planner — Free

A 22-page printable planner built for Wolfe 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.

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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Wolfe County, KY. Local conditions may vary. Last updated: July 2026.

Sources & credits

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