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When to plant Fava Beans in Clinton County, MO

Clinton County's climate puts the Fava Beans spring window between March 30 and April 20. time plantings around the expected last-frost window for best survival. A second sowing from August 16 to August 30 extends the harvest into fall.

When to Plant Fava Beans in Clinton County, MO

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.

Clinton County, Missouri is in USDA Zone 6a. The average last spring frost is April 13 and the first fall frost is October 25, giving you a growing season of approximately 195 days.

At an elevation of 525 feet, Clinton County receives approximately 36.7 inches of rainfall annually with predominantly silt loam soil. Summer highs average 83°F, so choose short-season varieties of Fava Beans to ensure they mature before fall.

Clinton County, MO (Zone 6a) Moderate season
195 days
Last Spring Frost April 13
195 growing days
First Fall Frost October 25

Clinton County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Fava Beans Planting Timeline — Clinton County, MO

Fava Beans Planting Calendar

Activity When Date Range
Start Indoors March 9 Mar 9 – Mar 23
Transplant Outdoors April 13 Apr 13 – Apr 27
Direct Sow March 30 Mar 30 – Apr 20
Harvest June 29 Jun 29 – Aug 10
Fall Sowing August 16 Aug 16 – Aug 30

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

75–100 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 6a

📆 Growing Season

195 days in Clinton County

Growing Tips for Clinton 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

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Fava Beans in Clinton County, MO?

Clinton County is in Zone 6a with an average last frost of April 13. Plan your Fava Beans planting based on this frost date — see the calendar above for exact timing.

What planting zone is Clinton County, MO?

Clinton County, Missouri is in USDA Hardiness Zone 6a. The average last spring frost is April 13 and first fall frost is October 25.

When should I plant Fava Beans in Clinton County, MO?

In Clinton County, MO, plant Fava Beans after the last frost (around April 13) and before the first frost (around October 25). Best results when soil holds above 50°F.

What growing zone is Clinton County, MO for Fava Beans?

Clinton County sits in USDA Zone 6a. Fava Beans grows reliably in zones 2a through 10b, so it's a good fit here.

Can Fava Beans grow in Clinton County's climate?

Yes — Fava Beans grows well in Clinton County's temperate climate. Clinton County averages a 195-day frost-free season, with last frost around April 13 and first frost around October 25.

🌱

Your Clinton County Garden Planner — Free

A 22-page printable planner built for Clinton County (Zone 6a). 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 Clinton County, MO. Local conditions may vary. Last updated: June 2026.

Sources & credits

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