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When to Plant Scarlet Runner Beans in Brewster County, TX

Scarlet runner beans are ornamental and edible climbing beans with vivid red flowers that attract hummingbirds. Both the young pods and mature beans are edible.

Brewster County, Texas is in USDA Zone 8b. 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 98°F, so Scarlet Runner Beans may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring — great for early planting — but Scarlet Runner Beans will need more frequent watering and organic matter to retain nutrients.

Brewster County, TX (Zone 8b) 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

6.0-7.0

Drainage

Well Drained

Scarlet Runner Beans Planting Timeline — Brewster County, TX

Scarlet Runner Beans Planting Calendar

Activity When Date Range
Start Indoors February 6 Feb 6 – Feb 20
Transplant Outdoors April 10 Apr 10 – Apr 24
Direct Sow April 3 Apr 3 – Apr 24
Harvest June 12 Jun 12 – Jul 17

Plant 1" deep · 15" apart · Rows 24" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

60–80 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 8b

📆 Growing Season

229 days in Brewster County

Growing Tips for Brewster County

Provide tall trellising for vigorous vines. Direct sow after frost. Harvest pods young for snap beans or let mature for shelling beans. Tubers are perennial in mild climates.

Companion Planting

Good Companions

Avoid Planting Near

  • Onion
  • Garlic

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Scarlet Runner Beans in Brewster County, TX?

Brewster County is in Zone 8b with an average last frost of March 27. Plan your Scarlet Runner Beans planting based on this frost date — see the calendar above for exact timing.

What planting zone is Brewster County, TX?

Brewster County, Texas is in USDA Hardiness Zone 8b. The average last spring frost is March 27 and first fall frost is November 11.

🌱

Your Brewster County Garden Planner — Free

A 22-page printable planner built for Brewster County (Zone 8b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

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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: July 2026.

Sources & credits

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