When to plant Corn in Simpson County, MS
Simpson County's climate puts the Corn spring window between March 17 and April 7. most warm-season crops establish quickly once soil holds above 60°F.
When to Plant Corn in Simpson County, MS
Corn is a warm-season grass grown for its sweet ears, which are best eaten soon after harvest. It is wind-pollinated and must be planted in blocks for good kernel fill.
Simpson County, Mississippi is in USDA Zone 8b. The average last spring frost is March 10 and the first fall frost is November 15, giving you a growing season of approximately 250 days.
At an elevation of 90 feet, Simpson County receives approximately 48.4 inches of rainfall annually with predominantly clay loam soil. Summer highs average 97°F, so Corn may need afternoon shade and extra watering during peak heat. Clay soil retains moisture well for Corn, but amend with compost to improve drainage and prevent root rot.
Simpson County Soil Profile
Soil Type
Clay Loam
Soil pH
6.0-7.0
Drainage
Well Drained
How Much Corn to Grow
For a family of 4, plant approximately 60 corn plants in about 120 sq ft. In Simpson County's 250-day season, you'll have plenty of time for a full harvest. Plan your garden layout →
Corn Planting Timeline — Simpson County, MS
Corn Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Direct Sow | March 17 | Mar 17 – Apr 7 |
| Harvest | May 19 | May 19 – Jul 14 |
Plant 1" deep · 12" apart · Rows 36" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Direct Sow |
| April | Direct Sow |
| May | Harvest |
| June | Harvest |
| July | Harvest |
| August | — |
| September | — |
| October | — |
| November | — |
| December | — |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
60–100 days
🧪 Soil pH
Needs 6–7 · Your soil: N/A
🗺️ USDA Zone
Zone 8b
📆 Growing Season
250 days in Simpson County
Growing Tips for Simpson County
Plant in blocks of at least 4 rows rather than single rows for proper pollination. Direct sow after soil reaches 60F. Side-dress with nitrogen when plants are knee-high.
Companion Planting
Good Companions
Avoid Planting Near
Check more plant combinations with our Companion Planting Checker →
Corn in Other Locations
Frequently Asked Questions
When should I plant Corn in Simpson County, MS?
Simpson County is in Zone 8b with an average last frost of March 10. Plan your Corn planting based on this frost date — see the calendar above for exact timing.
What planting zone is Simpson County, MS?
Simpson County, Mississippi is in USDA Hardiness Zone 8b. The average last spring frost is March 10 and first fall frost is November 15.
When should I plant Corn in Simpson County, MS?
In Simpson County, MS, plant Corn after the last frost (around March 10) and before the first frost (around November 15). Best results when soil holds above 50°F.
What growing zone is Simpson County, MS for Corn?
Simpson County sits in USDA Zone 8b. Corn grows reliably in zones 3a through 11b, so it's a good fit here.
Can Corn grow in Simpson County's climate?
Yes — Corn grows well in Simpson County's temperate climate. Simpson County averages a 250-day frost-free season, with last frost around March 10 and first frost around November 15.
Your Simpson County Garden Planner — Free
A 22-page printable planner built for Simpson County (Zone 8b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.