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When to Plant Fennel (herb) in Terry County, TX

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.

Terry County, Texas is in USDA Zone 8a. The average last spring frost is April 6 and the first fall frost is November 7, giving you a growing season of approximately 215 days.

At an elevation of 4,751 feet, Terry County receives approximately 48.5 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 99°F, so Fennel (herb) may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring — great for early planting — but Fennel (herb) will need more frequent watering and organic matter to retain nutrients.

Terry County, TX (Zone 8a) Long season
215 days
Last Spring Frost April 6
215 growing days
First Fall Frost November 7

Terry County Soil Profile

Soil Type

Sandy Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Fennel (herb) Planting Timeline — Terry County, TX

Fennel (herb) Planting Calendar

Activity When Date Range
Start Indoors March 2 Mar 2 – Mar 16
Transplant Outdoors March 30 Mar 30 – Apr 13
Direct Sow March 23 Mar 23 – Apr 13
Harvest June 1 Jun 1 – Aug 10
Fall Sowing August 29 Aug 29 – Sep 12

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

Month-by-Month Timeline

MonthActivities
January
February
March Start Indoors Transplant Outdoors Direct Sow
April Transplant Outdoors Direct Sow
May
June Harvest
July Harvest
August Fall Sowing Harvest
September Fall Sowing
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 8a

📆 Growing Season

215 days in Terry County

Growing Tips for Terry 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 Terry County, TX?

Terry County is in Zone 8a with an average last frost of April 6. Plan your Fennel (herb) planting based on this frost date — see the calendar above for exact timing.

What planting zone is Terry County, TX?

Terry County, Texas is in USDA Hardiness Zone 8a. The average last spring frost is April 6 and first fall frost is November 7.

🌱

Your Terry County Garden Planner — Free

A 22-page printable planner built for Terry County (Zone 8a). 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 Terry County, TX. Local conditions may vary. Last updated: June 2026.

Sources & credits

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