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When to plant Black Beans in Clay County, IN

In Clay County, plant Black Beans in spring between April 25 and May 16, once soil temps hold above 50°F. Clay County's last frost averages April 18, so time plantings around the expected last-frost window for best survival. For a fall crop, sow between and — roughly 90–120 days before the first frost on October 17.

When to Plant Black Beans in Clay County, IN

Black beans are a warm-season legume producing small, dark, protein-rich beans that are a staple in Latin American and Caribbean cuisines.

Clay County, Indiana is in USDA Zone 6a. The average last spring frost is April 18 and the first fall frost is October 17, giving you a growing season of approximately 182 days.

At an elevation of 886 feet, Clay County receives approximately 31.3 inches of rainfall annually with predominantly silt loam soil. Summer highs average 86°F, providing good warmth for Black Beans during the growing season.

Clay County, IN (Zone 6a) Moderate season
182 days
Last Spring Frost April 18
182 growing days
First Fall Frost October 17

Clay County Soil Profile

Soil Type

Silt Loam

Soil pH

6.1-6.7

Drainage

Well Drained

Monthly Watering Guide for Black Beans

Black 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 Black Beans Needs Rainfall You Supplement Action
Jan 1.3" 0" ❄️ Dormant
Feb 1.5" 0" ❄️ Dormant
Mar 2.2" 0" ❄️ Dormant
Apr 4.3" 3.3" 1" 💧 Light watering
May 4.3" 3.4" 0.9" 💧 Light watering
Jun 4.3" 3.4" 0.9" 💧 Light watering
Jul 4.3" 3.9" 0.4" 💧 Light watering
Aug 4.3" 3.3" 1" 💧 Light watering
Sep 4.3" 2.7" 1.6" 💧 Light watering
Oct 4.3" 2.4" 1.9" 💧 Light watering
Nov 2.2" 0" ❄️ Dormant
Dec 1.7" 0" ❄️ Dormant

Water needs are for active growing months only (Apr–Oct in Clay County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Black Beans Planting Timeline — Clay County, IN

Black Beans Planting Calendar

Activity When Date Range
Direct Sow April 25 Apr 25 – May 16
Harvest July 25 Jul 25 – Sep 12

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

90–120 days

🧪 Soil pH

Needs 6–7.5 · Your soil: N/A

🗺️ USDA Zone

Zone 6a

📆 Growing Season

182 days in Clay County

Growing Tips for Clay County

Direct sow after last frost. Provide support for climbing varieties. Allow pods to dry fully on the vine before harvesting. Thresh dried pods by hand or in a pillowcase.

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 Black Beans in Clay County, IN?

Clay County is in Zone 6a with an average last frost of April 18. Plan your Black Beans planting based on this frost date — see the calendar above for exact timing.

What planting zone is Clay County, IN?

Clay County, Indiana is in USDA Hardiness Zone 6a. The average last spring frost is April 18 and first fall frost is October 17.

When should I plant Black Beans in Clay County, IN?

In Clay County, IN, plant Black Beans after the last frost (around April 18) and before the first frost (around October 17). Best results when soil holds above 50°F.

What growing zone is Clay County, IN for Black Beans?

Clay County sits in USDA Zone 6a. Black Beans grows reliably in zones 3a through 11b, so it's a good fit here.

Can Black Beans grow in Clay County's climate?

Yes — Black Beans grows well in Clay County's temperate climate. Clay County averages a 182-day frost-free season, with last frost around April 18 and first frost around October 17.

🌱

Your Clay County Garden Planner — Free

A 22-page printable planner built for Clay 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 Clay County, IN. Local conditions may vary. Last updated: July 2026.

Sources & credits

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