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When to Plant Spaghetti Squash in Brewster County, TX

Spaghetti squash is a winter squash whose cooked flesh separates into pasta-like strands. It is a popular low-carb alternative to pasta.

Brewster County, Texas is in USDA Zone 7b. The average last spring frost is March 27 and the first fall frost is November 11, giving you a growing season of approximately 229 days.

At an elevation of 2,724 feet, Brewster County receives approximately 43.4 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 98ยฐF, so Spaghetti Squash may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring โ€” great for early planting โ€” but Spaghetti Squash will need more frequent watering and organic matter to retain nutrients.

Brewster County, TX (Zone 7b) Long season
229 days
Last Spring Frost March 27
229 growing days
First Fall Frost November 11

Brewster County Soil Profile

Soil Type

Sandy Loam

Soil pH

7.9-8.4

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (96 days to spare)
Start indoors: Feb 13 Transplant: Mar 27 🍅 Harvest: Jun 26 – Jul 24
Recommended (50%) ✓ Fits season (96 days to spare)
Start indoors: Feb 27 Transplant: Apr 10 🍅 Harvest: Jul 10 – Aug 7
Safe Start (90%) ✓ Fits season (102 days to spare)
Start indoors: Mar 18 Transplant: Apr 29 🍅 Harvest: Jul 29 – Aug 26

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
0.8″/week
You supply
0.2″/week
Watering frequency Only during dry spells
Season total 499 gal / 100 sq ft
Drought risk

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

Spaghetti Squash needs ~2,174 GDD — county provides 5,381 GDD Excellent fit

Spaghetti Squash Planting Timeline โ€” Brewster County, TX

Spaghetti Squash Planting Calendar

Activity When Date Range
Start Indoors February 27 Feb 27 โ€“ Mar 13
Transplant Outdoors April 10 Apr 10 โ€“ Apr 24
Direct Sow April 3 Apr 3 โ€“ Apr 24
Harvest July 10 Jul 10 โ€“ Aug 7

Plant 1" deep ยท 30" apart ยท Rows 42" apart

Month-by-Month Timeline

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

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

85โ€“100 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 7b

Growing Season

229 days

Growing Tips for Brewster County

Direct sow on mounds after last frost. Harvest when skin turns golden yellow and is hard. Store in a cool, dry place for 2-3 months. Bake or microwave halves until tender.

Companion Planting

Good Companions

Avoid Planting Near

  • Potatoes

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Frequently Asked Questions

When should I plant Spaghetti Squash in Brewster County, TX?

Brewster County is in Zone 7b with an average last frost of March 27. Plan your Spaghetti Squash planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Brewster County, TX?

Brewster County, Texas is in USDA Hardiness Zone 7b. The average last spring frost is March 27 and first fall frost is November 11.

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Plan Your Garden with Confidence

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