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When to Plant Arugula in Brazos County, TX

Arugula is a fast-growing cool-season green with a peppery, nutty flavor. It is excellent in salads and can be harvested as baby greens or mature leaves.

Brazos County, Texas is in USDA Zone 8b. The average last spring frost is March 4 and the first fall frost is November 25, giving you a growing season of approximately 266 days.

At an elevation of 74 feet, Brazos County receives approximately 63.5 inches of rainfall annually with predominantly clay soil. Summer highs average 91ยฐF, providing good warmth for Arugula during the growing season. Clay soil retains moisture well for Arugula, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Arugula root diseases.

Brazos County, TX (Zone 8b) Long season
266 days
Last Spring Frost March 4
266 growing days
First Fall Frost November 25

Brazos County Soil Profile

Soil Type

Clay

Soil pH

6.7-7.8

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (169 days to spare)
Start indoors: Jan 15 Transplant: Feb 19 🍅 Harvest: Mar 26 – May 28
Recommended (50%) ✓ Fits season (168 days to spare)
Start indoors: Jan 28 Transplant: Mar 4 🍅 Harvest: Apr 8 – Jun 10
Safe Start (90%) ✓ Fits season (156 days to spare)
Start indoors: Mar 1 Transplant: Apr 5 🍅 Harvest: May 10 – Jul 12

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
1.0″/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

Arugula needs ~730 GDD — county provides 4,854 GDD Excellent fit

Arugula Planting Timeline โ€” Brazos County, TX

Arugula Planting Calendar

Activity When Date Range
Start Indoors January 28 Jan 28 โ€“ Feb 11
Transplant Outdoors March 4 Mar 4 โ€“ Mar 18
Direct Sow February 18 Feb 18 โ€“ Mar 11
Fall Sowing September 16 Sep 16 โ€“ Sep 30
Harvest April 8 Apr 8 โ€“ Jun 10

Plant 0.5" deep ยท 6" apart ยท Rows 12" apart

Month-by-Month Timeline

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

Growing Conditions

Sun

Partial Shade (3-6 hours)

Water

Moderate โ€” regular watering

Days to Maturity

30โ€“50 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 8b

Growing Season

266 days

Growing Tips for Brazos County

Sow seeds directly every 2-3 weeks for continuous harvest. Provide afternoon shade in warm weather to prevent bolting. Harvest outer leaves first to extend production.

Companion Planting

Good Companions

Avoid Planting Near

  • Strawberries

Level Up Your Garden

Frequently Asked Questions

When should I plant Arugula in Brazos County, TX?

Brazos County is in Zone 8b with an average last frost of March 4. Plan your Arugula planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Brazos County, TX?

Brazos County, Texas is in USDA Hardiness Zone 8b. The average last spring frost is March 4 and first fall frost is November 25.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Brazos County gardeners in Zone 8b 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 Brazos County, TX. Local conditions may vary. Last updated: April 2026.