When to plant Corn in St. Lucie County, FL
Spring Corn in St. Lucie County goes in February 5–February 26, once nighttime temps stop dipping near freezing.
When to Plant Corn in St. Lucie County, FL
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.
St. Lucie County, Florida is in USDA Zone 10a. The average last spring frost is January 29 and the first fall frost is December 16, giving you a growing season of approximately 321 days.
At an elevation of 185 feet, St. Lucie County receives approximately 56.2 inches of rainfall annually with predominantly sand soil. Summer highs average 89°F, providing good warmth for Corn during the growing season. Sandy soil warms quickly in spring — great for early planting — but Corn will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Corn root diseases.
St. Lucie County Soil Profile
Soil Type
Sand
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 St. Lucie County's 321-day season, you'll have plenty of time for a full harvest. Plan your garden layout →
Corn Planting Timeline — St. Lucie County, FL
Corn Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Direct Sow | February 5 | Feb 5 – Feb 26 |
| Harvest | April 9 | Apr 9 – Jun 4 |
Plant 1" deep · 12" apart · Rows 36" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | Direct Sow |
| March | — |
| April | Harvest |
| May | Harvest |
| June | Harvest |
| July | — |
| 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 10a
📆 Growing Season
321 days in St. Lucie County
Growing Tips for St. Lucie 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 St. Lucie County, FL?
St. Lucie County is in Zone 10a with an average last frost of January 29. Plan your Corn planting based on this frost date — see the calendar above for exact timing.
What planting zone is St. Lucie County, FL?
St. Lucie County, Florida is in USDA Hardiness Zone 10a. The average last spring frost is January 29 and first fall frost is December 16.
When should I plant Corn in St. Lucie County, FL?
In St. Lucie County, FL, plant Corn after the last frost (around January 29) and before the first frost (around December 16). Best results when soil holds above 50°F.
What growing zone is St. Lucie County, FL for Corn?
St. Lucie County sits in USDA Zone 10a. Corn grows reliably in zones 3a through 11b, so it's a good fit here.
Can Corn grow in St. Lucie County's climate?
Yes — Corn grows well in St. Lucie County's temperate climate. St. Lucie County averages a 322-day frost-free season, with last frost around January 29 and first frost around December 16.
Your St. Lucie County Garden Planner — Free
A 22-page printable planner built for St. Lucie County (Zone 10a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.