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When to Plant Fava Beans in Buffalo County, NE

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.

Buffalo County, Nebraska is in USDA Zone 5a. The average last spring frost is April 29 and the first fall frost is October 8, giving you a growing season of approximately 162 days.

At an elevation of 1,048 feet, Buffalo County receives approximately 21 inches of rainfall annually with predominantly loam soil. Summer highs average 87ยฐF, providing good warmth for Fava Beans during the growing season.

Buffalo County, NE (Zone 5a) Moderate season
162 days
Last Spring Frost April 29
162 growing days
First Fall Frost October 8

Buffalo County Soil Profile

Soil Type

Loam

Soil pH

6.6-7.2

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (44 days to spare)
Start indoors: Mar 19 Transplant: Apr 23 🍅 Harvest: Jul 9 – Aug 20
Recommended (50%) ✓ Fits season (43 days to spare)
Start indoors: Mar 25 Transplant: Apr 29 🍅 Harvest: Jul 15 – Aug 26
Safe Start (90%) ✓ Fits season (39 days to spare)
Start indoors: Apr 9 Transplant: May 14 🍅 Harvest: Jul 30 – Sep 10

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
0.5″/week
You supply
0.5″/week
Watering frequency 1-2 times/week
Season total 657 gal / 100 sq ft
Fava Beans needs ~1,334 GDD — county provides 2,470 GDD Excellent fit

Fava Beans Planting Timeline โ€” Buffalo County, NE

Fava Beans Planting Calendar

Activity When Date Range
Start Indoors March 25 Mar 25 โ€“ Apr 8
Transplant Outdoors April 29 Apr 29 โ€“ May 13
Direct Sow April 15 Apr 15 โ€“ May 6
Fall Sowing July 30 Jul 30 โ€“ Aug 13
Harvest July 15 Jul 15 โ€“ Aug 26

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

Month-by-Month Timeline

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

75โ€“100 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 5a

Growing Season

162 days

Growing Tips for Buffalo 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 Buffalo County, NE?

Buffalo County is in Zone 5a with an average last frost of April 29. Plan your Fava Beans planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Buffalo County, NE?

Buffalo County, Nebraska is in USDA Hardiness Zone 5a. The average last spring frost is April 29 and first fall frost is October 8.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Buffalo County gardeners in Zone 5a 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 Buffalo County, NE. Local conditions may vary. Last updated: April 2026.