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When to Plant Scarlet Runner Beans in Holmes County, FL

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.

Holmes County, Florida is in USDA Zone 8b. The average last spring frost is March 15 and the first fall frost is November 13, giving you a growing season of approximately 243 days.

At an elevation of 164 feet, Holmes County receives approximately 57.8 inches of rainfall annually with predominantly sand soil. Summer highs average 93ยฐF, providing good warmth for Scarlet Runner Beans during the growing season. Sandy soil warms quickly in spring โ€” great for early planting โ€” but Scarlet Runner Beans will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Scarlet Runner Beans root diseases.

Holmes County, FL (Zone 8b) Long season
243 days
Last Spring Frost March 15
243 growing days
First Fall Frost November 13

Holmes County Soil Profile

Soil Type

Sand

Soil pH

5.2-6.2

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (132 days to spare)
Start indoors: Jan 16 Transplant: Mar 20 🍅 Harvest: May 22 – Jun 26
Recommended (50%) ✓ Fits season (131 days to spare)
Start indoors: Jan 25 Transplant: Mar 29 🍅 Harvest: May 31 – Jul 5
Safe Start (90%) ✓ Fits season (122 days to spare)
Start indoors: Feb 21 Transplant: Apr 25 🍅 Harvest: Jun 27 – Aug 1

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.

Soil Compatibility in Holmes County

How your county's soil matches Scarlet Runner Beans's growing requirements.

Soil pH

Your soil pH (5.2โ€“6.2) is more acidic than Scarlet Runner Beans prefers (6.0โ€“7.0). Add garden lime to raise pH.

Soil Texture

Sandy soil in Holmes County warms quickly in spring but drains fast. Scarlet Runner Beans will need more frequent watering and regular compost additions to retain nutrients.

Organic Matter

Organic matter is low (1.3%). Add 2-3 inches of compost before planting Scarlet Runner Beans.

How to Plant Scarlet Runner Beans

1"
Planting Depth
15"
Between Plants
24"
Between Rows

Succession Planting Scarlet Runner Beans

4
successive plantings in your 243-day season

Sow every 6.9 weeks. Last sowing by Aug 25 to harvest before frost.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
1.0″/week
Watering frequency Only during dry spells
Season total 3 gal / 100 sq ft
Drought risk

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

Monthly Watering Guide for Scarlet Runner Beans

Scarlet Runner Beans needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Scarlet Runner Beans Needs Rainfall You Supplement Action
Jan โ€” 3" 0" โ„๏ธ Dormant
Feb โ€” 3.3" 0" โ„๏ธ Dormant
Mar 4.3" 3.7" 0.6" ๐Ÿ’ง Light watering
Apr 4.3" 2.9" 1.4" ๐Ÿ’ง Light watering
May 4.3" 3.8" 0.5" ๐Ÿ’ง Light watering
Jun 4.3" 7.9" 0" โœ… Rainfall sufficient
Jul 4.3" 7.4" 0" โœ… Rainfall sufficient
Aug 4.3" 8.6" 0" โœ… Rainfall sufficient
Sep 4.3" 7.5" 0" โœ… Rainfall sufficient
Oct 4.3" 5.1" 0" โœ… Rainfall sufficient
Nov 4.3" 2.1" 2.2" ๐Ÿšฟ Regular watering
Dec โ€” 2.3" 0" โ„๏ธ Dormant

Water needs are for active growing months only (Marโ€“Nov in Holmes County). Supplement amounts are based on average rainfall โ€” actual needs vary with temperature, soil, and mulching.

Scarlet Runner Beans Heat Requirements (GDD)

What are Growing Degree Days (GDD)?

Growing Degree Days measure the total warmth your plants receive during the growing season. Think of it as a "heat bank" โ€” every day above 50ยฐF deposits warmth that helps your plants grow.

Each plant needs a certain amount of accumulated heat to mature. If your county provides more GDD than the plant needs, it's a great fit. If it's close, you may want to choose faster-maturing varieties or start seeds indoors to get a head start.

Scarlet Runner Beans needs ~1,382 GDD — county provides 4,799 GDD Excellent fit

Scarlet Runner Beans Planting Timeline โ€” Holmes County, FL

Scarlet Runner Beans Planting Calendar

Activity When Date Range
Start Indoors January 25 Jan 25 โ€“ Feb 8
Transplant Outdoors March 29 Mar 29 โ€“ Apr 12
Direct Sow March 22 Mar 22 โ€“ Apr 12
Harvest May 31 May 31 โ€“ Jul 5

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

โ˜€๏ธ Sun

Full Sun (6-8+ hours)

๐Ÿ’ง Water

1"/week ยท Only during dry spells

๐Ÿ“… Days to Maturity

60โ€“80 days

๐Ÿงช Soil pH

Needs 6โ€“7 ยท Your soil: too_acidic

๐Ÿ—บ๏ธ USDA Zone

Zone 8b

๐Ÿ“† Growing Season

243 days in Holmes County

Growing Tips for Scarlet Runner Beans in Holmes County

Direct sow Scarlet Runner Beans outdoors after March 15 in Holmes County when soil has warmed and frost danger has passed.

Sandy soil in Holmes County dries quickly โ€” mulch Scarlet Runner Beans with 2-3 inches of straw and water deeply 2-3 times per week rather than lightly every day.

Common pests for Scarlet Runner Beans in this region include bean beetles and aphids. Use row covers early in the season and inspect plants weekly.

General growing tips

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 Holmes County, FL?

Holmes County is in Zone 8b with an average last frost of March 15. Plan your Scarlet Runner Beans planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Holmes County, FL?

Holmes County, Florida is in USDA Hardiness Zone 8b. The average last spring frost is March 15 and first fall frost is November 13.

๐ŸŒฑ

Plan Your Garden with Confidence

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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 Holmes County, FL. Local conditions may vary. Last updated: April 2026.