When to Plant Green Beans in Mississippi
Published: April 21, 2026
Mississippi gardeners in Zone 8a enjoy an extended 41-week growing season for green bean. Warm-climate gardeners can grow two green bean crops — a spring planting and a fall planting — with summer heat as the main challenge to work around. This guide gives exact dates for Mississippi based on your local frost calendar.
Green Bean Planting Dates for Mississippi
| Start seeds indoors | Year-round |
| Last frost (average) | February 15 |
| Direct sow outdoors | February 22–March 4 |
| Expect first harvest | April 13 – April 28 |
| Fall crop start | October 6–16 |
| Fall harvest | November 25 |
| First fall frost (average) | December 1 |
Dates above assume Zone 8a, the most common zone in Mississippi. Gardeners in cooler Jackson (Zone 8a) plant 1–2 weeks later; warmer Gulfport (Zone 8b) can plant 1–2 weeks earlier.
Growing Green Beans in Mississippi's Climate
Mississippi's warm Zone 8a climate gives green bean more than enough heat — in fact, peak summer heat (95°F+) can shut down fruit set entirely. The solution most Mississippi gardeners use is a two-season approach: a spring crop planted early, a harvest break during peak summer, and a fall crop planted July through August for October and November harvest.
Variety selection matters more in warm climates than most gardeners realize. Choose heat-tolerant varieties bred for Mississippi-like conditions — local extension offices and nurseries stock these specifically. Afternoon shade cloth during July and August can be the difference between a working fall crop and total flower drop.
Common green bean pests to watch for in Mississippi include Mexican Bean Beetle and Aphids. The first line of defense is companion planting: Carrot and Cucumber planted nearby discourage several of these pests by confusing host-plant identification or repelling adults before they can lay eggs. Weekly garden walks in the early morning catch problems when they're still manageable.
Green Bean Garden Calendar for Mississippi
| Month | Task | Notes |
|---|---|---|
| January | — | Off-season |
| February | Direct sow seeds | Sow seeds 1/4–1/2 inch deep, 6 inches apart |
| March | — | Off-season |
| April | First harvest window opens | Green Bean begins producing 50–65 days after transplant |
| May ← | — | Off-season |
| June | Peak growth; water 1 inch/week | Monitor for pests daily; stake or support as needed |
| July | Start fall crop seeds | Fall transplants go in 8 weeks before first frost |
| August | — | Off-season |
| September | — | Off-season |
| October | Fall crop planting | Transplant or direct sow for fall harvest before frost |
| November | — | Off-season |
| December | First frost approaches | Harvest remaining green bean; cover plants on frost nights |
Green Bean Growing Tips for Mississippi Gardeners
- •Direct sow only — beans do not transplant successfully.
- •Succession plant every 2–3 weeks for continuous harvest throughout the season.
- •Mississippi's summer heat shuts down green bean flowering at 95°F+. Choose heat-tolerant varieties and use shade cloth from mid-June through August to preserve fruit set.
- •Mississippi's fall crop is often more productive than spring — plant transplants in July after the worst heat, for October and November harvest as temperatures cool.
- •Do not over-fertilize with nitrogen — beans fix their own nitrogen from the soil.
Companion Planting for Green Beans in Mississippi
In Mississippi's warm climate, planting green bean with Carrot and Cucumber helps deter pests and improve soil. Avoid planting near Onion and Garlic, which inhibit green bean growth through root chemistry or shared pest pressure. See the full green bean companion planting guide for the complete list.
Green Beans Planting Dates by City in Mississippi
Top cities in Mississippi — select for city-level frost dates and planting calendars.
Frequently Asked Questions
When should I plant green bean in Mississippi?
In Mississippi (Zone 8a), start green bean seeds indoors around Year-round and transplant outdoors around null — 0 weeks after the state's average last frost of February 15.
What is the last frost date in Mississippi?
Mississippi's average last frost date is February 15 in the state's most common Zone 8a. Frost dates vary by city — higher elevations and northern counties run 1 to 3 weeks later than the state average. See the city list below for city-level frost dates.
Can I grow green bean year-round in Mississippi?
Not year-round — Mississippi's cold season stops green bean production. The green bean season runs February 15 to December 1, roughly 41 weeks. A fall crop extends harvest into late autumn.
What green bean varieties grow best in Mississippi?
For Mississippi's Zone 8a, Heat-tolerant Rattlesnake pole beans and Tendergreen bush beans handle Southern summers.
When do I start green bean seeds indoors in Mississippi?
Green bean does not need indoor starting in Mississippi — direct sow around February 22–March 4 once soil reaches 60°F. Indoor starting is not recommended for this crop because green bean transplants poorly.