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When to Plant Fennel (herb) in Faulkner County, AR

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.

Faulkner County, Arkansas is in USDA Zone 7b. The average last spring frost is March 26 and the first fall frost is November 3, giving you a growing season of approximately 222 days.

At an elevation of 211 feet, Faulkner County receives approximately 52.8 inches of rainfall annually with predominantly silt loam soil. Summer highs average 93ยฐF, providing good warmth for Fennel (herb) during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Fennel (herb) root diseases.

Faulkner County, AR (Zone 7b) Long season
222 days
Last Spring Frost March 26
222 growing days
First Fall Frost November 3

Faulkner County Soil Profile

Soil Type

Silt Loam

Soil pH

5.7-6.8

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (101 days to spare)
Start indoors: Feb 9 Transplant: Mar 9 🍅 Harvest: May 11 – Jul 20
Recommended (50%) ✓ Fits season (96 days to spare)
Start indoors: Feb 19 Transplant: Mar 19 🍅 Harvest: May 21 – Jul 30
Safe Start (90%) ✓ Fits season (97 days to spare)
Start indoors: Mar 11 Transplant: Apr 8 🍅 Harvest: Jun 10 – Aug 19

Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.

Soil Compatibility in Faulkner County

How your county's soil matches Fennel (herb)'s growing requirements.

Soil pH

Your soil pH (5.7โ€“6.8) is within Fennel (herb)'s preferred range (5.5โ€“7.0).

Soil Texture

The silt loam soil in Faulkner County is excellent for Fennel (herb) โ€” good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

Organic matter is moderate (3.1%). Annual compost additions will help Fennel (herb).

How to Plant Fennel (herb)

1"
Planting Depth
15"
Between Plants
24"
Between Rows

Fall planting: Sow 10 weeks before your first frost date for a fall harvest.

Succession Planting Fennel (herb)

4
successive plantings in your 222-day season

Sow every 6.9 weeks. Last sowing by Aug 05 to harvest before frost.

For a dedicated fall crop, sow by Aug 25.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
1.0″/week
Watering frequency Only during dry spells
Season total 3 gal / 100 sq ft
Drought risk

Water stress score is 6/10 โ€” consider drought-tolerant varieties and mulching

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 โ€” 4.7" 0" โ„๏ธ Dormant
Feb โ€” 4.7" 0" โ„๏ธ Dormant
Mar 4.3" 5.4" 0" โœ… Rainfall sufficient
Apr 4.3" 3.9" 0.4" ๐Ÿ’ง Light watering
May 4.3" 4.6" 0" โœ… Rainfall sufficient
Jun 4.3" 4.8" 0" โœ… Rainfall sufficient
Jul 4.3" 5.1" 0" โœ… Rainfall sufficient
Aug 4.3" 4.6" 0" โœ… Rainfall sufficient
Sep 4.3" 3.7" 0.6" ๐Ÿ’ง Light watering
Oct 4.3" 3.6" 0.7" ๐Ÿ’ง Light watering
Nov 4.3" 4.1" 0.2" ๐Ÿ’ง Light watering
Dec โ€” 3.5" 0" โ„๏ธ Dormant

Water needs are for active growing months only (Marโ€“Nov in Faulkner County). Supplement amounts are based on average rainfall โ€” actual needs vary with temperature, soil, and mulching.

Fennel (herb) Heat Requirements (GDD)

What are Growing Degree Days (GDD)?

Growing Degree Days measure the total warmth your plants receive during the growing season. Think of it as a "heat bank" โ€” every day above 50ยฐF deposits warmth that helps your plants grow.

Each plant needs a certain amount of accumulated heat to mature. If your county provides more GDD than the plant needs, it's a great fit. If it's close, you may want to choose faster-maturing varieties or start seeds indoors to get a head start.

Fennel (herb) needs ~1,481 GDD — county provides 4,384 GDD Excellent fit

Fennel (herb) Planting Timeline โ€” Faulkner County, AR

Fennel (herb) Planting Calendar

Activity When Date Range
Start Indoors February 19 Feb 19 โ€“ Mar 5
Transplant Outdoors March 19 Mar 19 โ€“ Apr 2
Direct Sow March 12 Mar 12 โ€“ Apr 2
Harvest May 21 May 21 โ€“ Jul 30
Fall Sowing August 25 Aug 25 โ€“ Sep 8

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

Month-by-Month Timeline

MonthActivities
January โ€”
February Start Indoors
March Start Indoors Transplant Outdoors Direct Sow
April Transplant Outdoors Direct Sow
May Harvest
June Harvest
July Harvest
August Fall Sowing
September Fall Sowing
October โ€”
November โ€”
December โ€”

Growing Conditions

โ˜€๏ธ Sun

Full Sun (6-8+ hours)

๐Ÿ’ง Water

1"/week ยท Only during dry spells

๐Ÿ“… Days to Maturity

60โ€“90 days

๐Ÿงช Soil pH

Needs 5.5โ€“7 ยท Your soil: ideal

๐Ÿ—บ๏ธ USDA Zone

Zone 7b

๐Ÿ“† Growing Season

222 days in Faulkner County

Growing Tips for Fennel (herb) in Faulkner County

Direct sow Fennel (herb) outdoors after March 26 in Faulkner County when soil has warmed and frost danger has passed.

Common pests for Fennel (herb) in this region include carrot rust fly and parsleyworm. Use row covers early in the season and inspect plants weekly.

General growing tips

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 Faulkner County, AR?

Faulkner County is in Zone 7b with an average last frost of March 26. Plan your Fennel (herb) planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Faulkner County, AR?

Faulkner County, Arkansas is in USDA Hardiness Zone 7b. The average last spring frost is March 26 and first fall frost is November 3.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Faulkner County gardeners in Zone 7b organize planting dates, track what's growing, and never miss a planting window.

Get Your Free Garden Planner →

Free download. Plan your entire garden season in minutes.

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