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When to Plant Black Beans in Holmes County, MS

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

Holmes County, Mississippi is in USDA Zone 8a. The average last spring frost is March 13 and the first fall frost is November 11, giving you a growing season of approximately 243 days.

At an elevation of 208 feet, Holmes County receives approximately 53.9 inches of rainfall annually with predominantly clay loam soil. Summer highs average 92ยฐF, providing good warmth for Black Beans during the growing season. Clay soil retains moisture well for Black Beans, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Black Beans root diseases.

Holmes County, MS (Zone 8a) Long season
243 days
Last Spring Frost March 13
243 growing days
First Fall Frost November 11

Holmes County Soil Profile

Soil Type

Clay Loam

Soil pH

5.7-6.4

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (100 days to spare)
Transplant: Mar 6 🍅 Harvest: Jun 5 – Jul 24
Recommended (50%) ✓ Fits season (103 days to spare)
Transplant: Mar 13 🍅 Harvest: Jun 12 – Jul 31
Safe Start (90%) ✓ Fits season (93 days to spare)
Transplant: Apr 8 🍅 Harvest: Jul 8 – Aug 26

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
0.9″/week
You supply
0.1″/week
Watering frequency Only during dry spells
Season total 148 gal / 100 sq ft
Black Beans needs ~1,995 GDD — county provides 4,617 GDD Excellent fit

Black Beans Planting Timeline โ€” Holmes County, MS

Black Beans Planting Calendar

Activity When Date Range
Direct Sow March 20 Mar 20 โ€“ Apr 10
Harvest June 19 Jun 19 โ€“ Aug 7

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

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March Direct Sow
April Direct Sow
May โ€”
June Harvest
July Harvest
August 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

90โ€“120 days

Soil pH

6 โ€“ 7.5

USDA Zone

Zone 8a

Growing Season

243 days

Growing Tips for Holmes 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

Level Up Your Garden

Frequently Asked Questions

When should I plant Black Beans in Holmes County, MS?

Holmes County is in Zone 8a with an average last frost of March 13. Plan your Black Beans planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Holmes County, MS?

Holmes County, Mississippi is in USDA Hardiness Zone 8a. The average last spring frost is March 13 and first fall frost is November 11.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Holmes 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 Holmes County, MS. Local conditions may vary. Last updated: April 2026.