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When to Plant Arugula in Sherman 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.

Sherman County, Texas is in USDA Zone 6b. The average last spring frost is April 20 and the first fall frost is October 18, giving you a growing season of approximately 181 days.

At an elevation of 3,372 feet, Sherman County receives approximately 46.5 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 91ยฐF, providing good warmth for Arugula during the growing season. Sandy soil warms quickly in spring โ€” great for early planting โ€” but Arugula will need more frequent watering and organic matter to retain nutrients.

Sherman County, TX (Zone 6b) Moderate season
181 days
Last Spring Frost April 20
181 growing days
First Fall Frost October 18

Sherman County Soil Profile

Soil Type

Sandy Loam

Soil pH

7.6-8.1

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (83 days to spare)
Start indoors: Mar 10 Transplant: Apr 14 🍅 Harvest: May 19 – Jul 21
Recommended (50%) ✓ Fits season (83 days to spare)
Start indoors: Mar 16 Transplant: Apr 20 🍅 Harvest: May 25 – Jul 27
Safe Start (90%) ✓ Fits season (84 days to spare)
Start indoors: Apr 1 Transplant: May 6 🍅 Harvest: Jun 10 – Aug 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
1.1″/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 3,303 GDD Excellent fit

Arugula Planting Timeline โ€” Sherman County, TX

Arugula Planting Calendar

Activity When Date Range
Start Indoors March 16 Mar 16 โ€“ Mar 30
Transplant Outdoors April 20 Apr 20 โ€“ May 4
Direct Sow April 6 Apr 6 โ€“ Apr 27
Fall Sowing August 9 Aug 9 โ€“ Aug 23
Harvest May 25 May 25 โ€“ Jul 27

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

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March Start Indoors
April Transplant Outdoors Direct Sow
May Transplant Outdoors Harvest
June Harvest
July Harvest
August Fall Sowing
September โ€”
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 6b

Growing Season

181 days

Growing Tips for Sherman 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 Sherman County, TX?

Sherman County is in Zone 6b with an average last frost of April 20. Plan your Arugula planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Sherman County, TX?

Sherman County, Texas is in USDA Hardiness Zone 6b. The average last spring frost is April 20 and first fall frost is October 18.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Sherman County gardeners in Zone 6b 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 Sherman County, TX. Local conditions may vary. Last updated: April 2026.