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When to Plant Shallot in Briscoe County, TX

Shallots are a gourmet allium prized for their complex, sweet, and mild flavor. Each bulb multiplies into a cluster, making them easy and rewarding to grow.

Briscoe County, Texas is in USDA Zone 7a. The average last spring frost is April 6 and the first fall frost is November 2, giving you a growing season of approximately 210 days.

At an elevation of 4,513 feet, Briscoe County receives approximately 47.4 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 98ยฐF, so Shallot may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring โ€” great for early planting โ€” but Shallot will need more frequent watering and organic matter to retain nutrients.

Briscoe County, TX (Zone 7a) Long season
210 days
Last Spring Frost April 6
210 growing days
First Fall Frost November 2

Briscoe County Soil Profile

Soil Type

Sandy Loam

Soil pH

7.4-8.3

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (75 days to spare)
Start indoors: Feb 19 Transplant: Mar 26 🍅 Harvest: Jun 25 – Aug 13
Recommended (50%) ✓ Fits season (70 days to spare)
Start indoors: Mar 2 Transplant: Apr 6 🍅 Harvest: Jul 6 – Aug 24
Safe Start (90%) ✓ Fits season (77 days to spare)
Start indoors: Mar 12 Transplant: Apr 16 🍅 Harvest: Jul 16 – Sep 3

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
You supply
0.1″/week
Watering frequency Only during dry spells
Season total 117 gal / 100 sq ft
Drought risk

Water stress score is 8/10 โ€” consider drought-tolerant varieties and mulching

Shallot needs ~2,468 GDD — county provides 4,935 GDD Excellent fit

Shallot Planting Timeline โ€” Briscoe County, TX

Shallot Planting Calendar

Activity When Date Range
Start Indoors March 2 Mar 2 โ€“ Mar 16
Transplant Outdoors April 6 Apr 6 โ€“ Apr 20
Direct Sow March 23 Mar 23 โ€“ Apr 13
Fall Sowing August 24 Aug 24 โ€“ Sep 7
Harvest July 6 Jul 6 โ€“ Aug 24

Plant 1" deep ยท 6" apart ยท Rows 12" apart

Month-by-Month Timeline

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

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

90โ€“120 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 7a

Growing Season

210 days

Growing Tips for Briscoe County

Plant sets in fall for spring harvest or early spring for summer harvest. Mulch heavily if overwintering. Harvest when tops brown and dry, then cure for storage.

Companion Planting

Good Companions

Avoid Planting Near

  • Peas
  • Green Beans

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Frequently Asked Questions

When should I plant Shallot in Briscoe County, TX?

Briscoe County is in Zone 7a with an average last frost of April 6. Plan your Shallot planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Briscoe County, TX?

Briscoe County, Texas is in USDA Hardiness Zone 7a. The average last spring frost is April 6 and first fall frost is November 2.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Briscoe County gardeners in Zone 7a 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 Briscoe County, TX. Local conditions may vary. Last updated: April 2026.