When to plant Corn in Delta, MO
In Zone 7a (Delta), direct-sow Corn between April 17 and May 8 for spring, after the April 10 last-frost mark.
When to Plant Corn in Delta, MO
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.
Delta, Missouri is in USDA Zone 7a. The average last spring frost is April 10 and the first fall frost is October 21, giving you a growing season of approximately 194 days.
At an elevation of 880 feet, Cape Girardeau County receives approximately 38 inches of rainfall annually with predominantly silt loam soil. Summer highs average 89°F, providing good warmth for Corn during the growing season.
Delta Soil Profile
Soil Type
Silt 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 Cape Girardeau County's 194-day season, you'll have plenty of time for a full harvest. Plan your garden layout →
Corn Planting Timeline — Delta, MO
Corn Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Direct Sow | April 17 | Apr 17 – May 8 |
| Harvest | June 19 | Jun 19 – Aug 14 |
Plant 1" deep · 12" apart · Rows 36" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | — |
| April | Direct Sow |
| May | Direct Sow |
| June | Harvest |
| July | Harvest |
| August | Harvest |
| 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 7a
📆 Growing Season
194 days in Cape Girardeau County
Growing Tips for Delta
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
When should I plant Corn in Delta, MO?
In Delta, MO, plant Corn after the last frost (around April 10) and before the first frost (around October 21). Best results when soil holds above 50°F.
What growing zone is Delta, MO for Corn?
Delta sits in USDA Zone 7a. Corn grows reliably in zones 3a through 11b, so it's a good fit here.
Can Corn grow in Delta's climate?
Yes — Corn grows well in Delta's temperate climate. Delta averages a 194-day frost-free season, with last frost around April 10 and first frost around October 21.
Your Cape Girardeau County Garden Planner — Free
A 22-page printable planner built for Cape Girardeau County (Zone 7a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.