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When to Plant Fava Beans in Franklin County, TX

Fava beans are a cool-season legume with large, meaty beans inside thick pods. They fix nitrogen in the soil and are one of the oldest cultivated crops.

Franklin County, Texas is in USDA Zone 8a. The average last spring frost is March 18 and the first fall frost is November 11, giving you a growing season of approximately 238 days.

At an elevation of 324 feet, Franklin County receives approximately 60 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 97ยฐF, so Fava Beans may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring โ€” great for early planting โ€” but Fava Beans will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Fava Beans root diseases.

Franklin County, TX (Zone 8a) Long season
238 days
Last Spring Frost March 18
238 growing days
First Fall Frost November 11

Franklin County Soil Profile

Soil Type

Sandy Loam

Soil pH

5.4-6.3

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (120 days to spare)
Start indoors: Feb 1 Transplant: Mar 8 🍅 Harvest: May 24 – Jul 5
Recommended (50%) ✓ Fits season (119 days to spare)
Start indoors: Feb 11 Transplant: Mar 18 🍅 Harvest: Jun 3 – Jul 15
Safe Start (90%) ✓ Fits season (114 days to spare)
Start indoors: Mar 4 Transplant: Apr 8 🍅 Harvest: Jun 24 – Aug 5

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
1.1″/week
You supply
0.2″/week
Watering frequency Only during dry spells
Season total 511 gal / 100 sq ft
Fava Beans needs ~1,991 GDD — county provides 5,414 GDD Excellent fit

Fava Beans Planting Timeline โ€” Franklin County, TX

Fava Beans Planting Calendar

Activity When Date Range
Start Indoors February 11 Feb 11 โ€“ Feb 25
Transplant Outdoors March 18 Mar 18 โ€“ Apr 1
Direct Sow March 4 Mar 4 โ€“ Mar 25
Fall Sowing September 2 Sep 2 โ€“ Sep 16
Harvest June 3 Jun 3 โ€“ Jul 15

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

Month-by-Month Timeline

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

75โ€“100 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 8a

Growing Season

238 days

Growing Tips for Franklin County

Direct sow as early as soil can be worked in spring. Pinch growing tips when pods begin to form to redirect energy and reduce aphid problems. Stake tall varieties.

Companion Planting

Good Companions

Avoid Planting Near

  • Onion
  • Garlic

Level Up Your Garden

Frequently Asked Questions

When should I plant Fava Beans in Franklin County, TX?

Franklin County is in Zone 8a with an average last frost of March 18. Plan your Fava Beans planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Franklin County, TX?

Franklin County, Texas is in USDA Hardiness Zone 8a. The average last spring frost is March 18 and first fall frost is November 11.

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Get our free Garden Planner โ€” designed to help Franklin County gardeners in Zone 8a 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 Franklin County, TX. Local conditions may vary. Last updated: April 2026.