When to plant Corn in Aitkin County, MN
In Aitkin County, Corn is a single-season spring crop — there's no second fall window. Plant May 23–June 13 for an 60–100-day harvest, finishing well before the October 3 first frost.
When to Plant Corn in Aitkin County, MN
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.
Aitkin County, Minnesota is in USDA Zone 4a. The average last spring frost is May 9 and the first fall frost is October 3, giving you a growing season of approximately 147 days.
At an elevation of 1,188 feet, Aitkin County receives approximately 35 inches of rainfall annually with predominantly silt loam soil. Summer highs average 78°F, so choose short-season varieties of Corn to ensure they mature before fall.
Aitkin County 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 Aitkin County's 147-day season, you'll have plenty of time for a full harvest. Plan your garden layout →
Corn Planting Timeline — Aitkin County, MN
Corn Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Direct Sow | May 23 | May 23 – Jun 13 |
| Harvest | July 25 | Jul 25 – Sep 19 |
Plant 1" deep · 12" apart · Rows 36" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | — |
| April | — |
| May | Direct Sow |
| June | Direct Sow |
| July | Harvest |
| August | Harvest |
| September | Harvest |
| 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 4a
📆 Growing Season
147 days in Aitkin County
Growing Tips for Aitkin 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 Aitkin County, MN?
Aitkin County is in Zone 4a with an average last frost of May 9. Plan your Corn planting based on this frost date — see the calendar above for exact timing.
What planting zone is Aitkin County, MN?
Aitkin County, Minnesota is in USDA Hardiness Zone 4a. The average last spring frost is May 9 and first fall frost is October 3.
When should I plant Corn in Aitkin County, MN?
In Aitkin County, MN, plant Corn after the last frost (around May 9) and before the first frost (around October 3). Best results when soil holds above 50°F.
What growing zone is Aitkin County, MN for Corn?
Aitkin County sits in USDA Zone 4a. Corn grows reliably in zones 3a through 11b, so it's a good fit here.
Can Corn grow in Aitkin County's climate?
Yes — Corn grows well in Aitkin County's temperate climate. Aitkin County averages a 147-day frost-free season, with last frost around May 9 and first frost around October 3.
Your Aitkin County Garden Planner — Free
A 22-page printable planner built for Aitkin County (Zone 4a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.