When to Plant Kidney Beans in USDA Zone 8a
Kidney beans are a popular dry bean variety named for their shape, available in red and white types. They are the classic bean for chili and red beans and rice.
In Zone 8a, the average last spring frost is around March 8 and the first fall frost is around November 18, giving you a growing season of approximately 255 days.
Kidney Beans Planting Timeline — Zone 8a
Where Is USDA Zone 8a?
The map below highlights the states that contain Zone 8a. Click any state to see the Kidney Beans planting schedule for that location.
Kidney Beans Planting Calendar — Zone 8a
| Activity | When | Date Range |
|---|---|---|
| Direct Sow | March 15 | Mar 15 – Apr 5 |
| Harvest | June 14 | Jun 14 – Jul 19 |
Plant 1" deep · 15" apart · Rows 24" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Direct Sow |
| April | Direct Sow |
| May | — |
| June | Harvest |
| July | Harvest |
| August | — |
| September | — |
| October | — |
| November | — |
| December | — |
Free Zone 8a Planting Calendar PDF
Know exactly when to plant every crop in your zone. Get a printable month-by-month calendar customized for Zone 8a with start dates, transplant windows, and harvest times.
Growing Conditions
Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
Days to Maturity
85–110 days
Soil pH
6 – 7.5
Zone Temperature Range
10°F to 15°F average annual minimum
Growing Season
255 days (Zone 8a average)
Planting Specifications
| Planting Depth | 1 inches |
| Plant Spacing | 15 inches apart |
| Row Spacing | 24 inches between rows |
Growing Tips for Kidney Beans in Zone 8a
Direct sow after frost. Allow pods to dry completely on the plant. Kidney beans must be thoroughly cooked as raw or undercooked beans contain harmful lectins.
Companion Planting
Good Companions
Avoid Planting Near
Level Up Your Garden
Saving Kidney Beans Seeds
Recommended for Your Garden
Start seeds indoors with reusable cell trays and humidity domes.
Test your soil pH, nitrogen, phosphorus, and potassium levels before planting.
Keep your garden organized with durable, weather-resistant plant labels.
Related Plants
Kidney Beans in Other Zones
Kidney Beans by State
- Alabama
- Alaska
- Arizona
- Arkansas
- California
- Colorado
- Connecticut
- Delaware
- Florida
- Georgia
- Hawaii
- Idaho
- Illinois
- Indiana
- Iowa
- Kansas
- Kentucky
- Louisiana
- Maine
- Maryland
- Massachusetts
- Michigan
- Minnesota
- Mississippi
- Missouri
- Montana
- Nebraska
- Nevada
- New Hampshire
- New Jersey
- New Mexico
- New York
- North Carolina
- North Dakota
- Ohio
- Oklahoma
- Oregon
- Pennsylvania
- Rhode Island
- South Carolina
- South Dakota
- Tennessee
- Texas
- Utah
- Vermont
- Virginia
- Washington
- West Virginia
- Wisconsin
- Wyoming
Frequently Asked Questions
When should I plant Kidney Beans in Zone 8a?
In Zone 8a, plan your Kidney Beans planting around the average last frost date of March 8. Direct sow outdoors around March 15.
Can Kidney Beans grow in Zone 8a?
Yes, Kidney Beans can grow well in Zone 8a, hardy in USDA zones 3a through 11b. Zone 8a has a growing season of approximately 255 days, which is sufficient for Kidney Beans (85-110 days to maturity).
When can I harvest Kidney Beans in Zone 8a?
In Zone 8a, expect to harvest Kidney Beans from June 14 – July 19. Kidney Beans takes 85-110 days from planting to harvest.
What is the last frost date for Zone 8a?
The average last spring frost in Zone 8a is around March 8, and the first fall frost is around November 18. This gives a growing season of approximately 255 days. These are 50% probability dates — actual frost dates vary year to year.
What should I plant next to Kidney Beans?
Good companion plants for Kidney Beans include Corn, Squash Summer. These companions can help with pest control, pollination, and nutrient sharing.
Plan Your Garden with Confidence
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