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When to Plant Snap Peas in Bexar County, TX

Snap peas have edible pods with plump, sweet peas inside, combining the best features of snow peas and garden peas. They are a garden favorite for fresh eating.

Bexar County, Texas is in USDA Zone 8b. The average last spring frost is March 11 and the first fall frost is November 17, giving you a growing season of approximately 251 days.

At an elevation of 3,197 feet, Bexar County receives approximately 52.1 inches of rainfall annually with predominantly loam soil. Summer highs average 93ยฐF, providing good warmth for Snap Peas during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Snap Peas root diseases.

Bexar County, TX (Zone 8b) Long season
251 days
Last Spring Frost March 11
251 growing days
First Fall Frost November 17

Bexar County Soil Profile

Soil Type

Loam

Soil pH

6.5-7.8

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (130 days to spare)
Start indoors: Jan 11 Transplant: Mar 15 🍅 Harvest: May 10 – Jul 5
Recommended (50%) ✓ Fits season (125 days to spare)
Start indoors: Jan 21 Transplant: Mar 25 🍅 Harvest: May 20 – Jul 15
Safe Start (90%) ✓ Fits season (122 days to spare)
Start indoors: Feb 17 Transplant: Apr 21 🍅 Harvest: Jun 16 – Aug 11

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
0.9″/week
You supply
0.1″/week
Watering frequency Only during dry spells
Season total 286 gal / 100 sq ft
Snap Peas needs ~1,234 GDD — county provides 4,957 GDD Excellent fit

Snap Peas Planting Timeline โ€” Bexar County, TX

Snap Peas Planting Calendar

Activity When Date Range
Start Indoors January 21 Jan 21 โ€“ Feb 4
Transplant Outdoors March 25 Mar 25 โ€“ Apr 8
Direct Sow March 18 Mar 18 โ€“ Apr 8
Harvest May 20 May 20 โ€“ Jul 15

Plant 1" deep ยท 4" apart ยท Rows 18" apart

Month-by-Month Timeline

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

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

55โ€“70 days

Soil pH

6 โ€“ 7.5

USDA Zone

Zone 8b

Growing Season

251 days

Growing Tips for Bexar County

Direct sow in early spring as soon as soil can be worked. Provide a trellis 4-6 feet tall. Harvest when pods are plump and snap cleanly when bent.

Companion Planting

Good Companions

Avoid Planting Near

  • Onion
  • Garlic

Level Up Your Garden

Frequently Asked Questions

When should I plant Snap Peas in Bexar County, TX?

Bexar County is in Zone 8b with an average last frost of March 11. Plan your Snap Peas planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Bexar County, TX?

Bexar County, Texas is in USDA Hardiness Zone 8b. The average last spring frost is March 11 and first fall frost is November 17.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Bexar 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 Bexar County, TX. Local conditions may vary. Last updated: April 2026.