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When to Plant Thyme in Reagan County, TX

Thyme is a low-growing perennial herb with tiny, aromatic leaves and a warm, earthy flavor. It is one of the most versatile culinary and medicinal herbs.

Reagan County, Texas is in USDA Zone 7b. The average last spring frost is March 30 and the first fall frost is November 9, giving you a growing season of approximately 224 days.

At an elevation of 3,983 feet, Reagan County receives approximately 51.9 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 97ยฐF, so Thyme may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring โ€” great for early planting โ€” but Thyme will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Thyme root diseases.

Reagan County, TX (Zone 7b) Long season
224 days
Last Spring Frost March 30
224 growing days
First Fall Frost November 9

Reagan County Soil Profile

Soil Type

Sandy Loam

Soil pH

7.7-8.9

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (88 days to spare)
Transplant: Mar 24 🍅 Harvest: Jun 2 – Aug 4
Recommended (50%) ✓ Fits season (84 days to spare)
Transplant: Apr 6 🍅 Harvest: Jun 15 – Aug 17
Safe Start (90%) ✓ Fits season (86 days to spare)
Transplant: Apr 22 🍅 Harvest: Jul 1 – Sep 2

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.

Plant Water Budget

Plant needs
0.5″/week
Rainfall provides
1.0″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Drought risk

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

Thyme needs ~1,820 GDD — county provides 5,096 GDD Excellent fit

Thyme Planting Timeline โ€” Reagan County, TX

Thyme Planting Calendar

Activity When Date Range
Transplant Outdoors April 6 Apr 6 โ€“ Apr 20
Harvest June 15 Jun 15 โ€“ Aug 17

Plant 0.5" deep ยท 8" apart ยท Rows 12" apart

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March โ€”
April Transplant Outdoors
May โ€”
June Harvest
July Harvest
August Harvest
September โ€”
October โ€”
November โ€”
December โ€”

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Low โ€” drought tolerant

Days to Maturity

70โ€“90 days

Soil pH

6 โ€“ 8

USDA Zone

Zone 7b

Growing Season

224 days

Growing Tips for Reagan County

Start from seed, cuttings, or divisions. Plant in well-drained, lean soil. Prune lightly after flowering. Replace plants every 3-4 years when they become woody.

Companion Planting

Good Companions

Level Up Your Garden

Frequently Asked Questions

When should I plant Thyme in Reagan County, TX?

Reagan County is in Zone 7b with an average last frost of March 30. Plan your Thyme planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Reagan County, TX?

Reagan County, Texas is in USDA Hardiness Zone 7b. The average last spring frost is March 30 and first fall frost is November 9.

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Plan Your Garden with Confidence

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

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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 Reagan County, TX. Local conditions may vary. Last updated: April 2026.