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When to plant Corn in Kalkaska County, MI

Kalkaska County's climate puts the Corn spring window between May 15 and June 5. time plantings around the expected last-frost window for best survival.

When to Plant Corn in Kalkaska County, MI

Corn

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.

Kalkaska County, Michigan is in USDA Zone 5a. The average last spring frost is May 8 and the first fall frost is October 13, giving you a growing season of approximately 158 days.

At an elevation of 686 feet, Kalkaska County receives approximately 30.9 inches of rainfall annually with predominantly silt loam soil. Summer highs average 84°F, so choose short-season varieties of Corn to ensure they mature before fall.

Kalkaska County, MI (Zone 5a) Moderate season
158 days
Last Spring Frost May 8
158 growing days
First Fall Frost October 13

Kalkaska County Soil Profile

Soil Type

Silt Loam

Soil pH

6-6.9

Drainage

Well Drained

How Much Corn to Grow

1-2 ears
Average yield per plant
15
Plants per person
30 sq ft
Space per person

For a family of 4, plant approximately 60 corn plants in about 120 sq ft. In Kalkaska County's 158-day season, you'll have plenty of time for a full harvest. Plan your garden layout →

Monthly Watering Guide for Corn

Corn needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Corn Needs Rainfall You Supplement Action
Jan 1.2" 0" ❄️ Dormant
Feb 1.3" 0" ❄️ Dormant
Mar 2.2" 0" ❄️ Dormant
Apr 3.1" 0" ❄️ Dormant
May 4.3" 3.9" 0.4" 💧 Light watering
Jun 4.3" 3.8" 0.5" 💧 Light watering
Jul 4.3" 3.1" 1.2" 💧 Light watering
Aug 4.3" 3.3" 1" 💧 Light watering
Sep 4.3" 2.8" 1.5" 💧 Light watering
Oct 4.3" 2.2" 2.1" 💧 Light watering
Nov 2.2" 0" ❄️ Dormant
Dec 1.8" 0" ❄️ Dormant

Water needs are for active growing months only (May–Oct in Kalkaska County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Corn Planting Timeline — Kalkaska County, MI

Corn Planting Calendar

Activity When Date Range
Direct Sow May 15 May 15 – Jun 5
Harvest July 17 Jul 17 – Sep 11

Plant 1" deep · 12" apart · Rows 36" apart

Month-by-Month Timeline

MonthActivities
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 5a

📆 Growing Season

158 days in Kalkaska County

Growing Tips for Kalkaska 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

  • Tomatoes
  • Celery

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Corn in Kalkaska County, MI?

Kalkaska County is in Zone 5a with an average last frost of May 8. Plan your Corn planting based on this frost date — see the calendar above for exact timing.

What planting zone is Kalkaska County, MI?

Kalkaska County, Michigan is in USDA Hardiness Zone 5a. The average last spring frost is May 8 and first fall frost is October 13.

When should I plant Corn in Kalkaska County, MI?

In Kalkaska County, MI, plant Corn after the last frost (around May 8) and before the first frost (around October 13). Best results when soil holds above 50°F.

What growing zone is Kalkaska County, MI for Corn?

Kalkaska County sits in USDA Zone 5a. Corn grows reliably in zones 3a through 11b, so it's a good fit here.

Can Corn grow in Kalkaska County's climate?

Yes — Corn grows well in Kalkaska County's temperate climate. Kalkaska County averages a 158-day frost-free season, with last frost around May 8 and first frost around October 13.

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Your Kalkaska County Garden Planner — Free

A 22-page printable planner built for Kalkaska County (Zone 5a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

Instant PDF download. No spam, unsubscribe any time.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Kalkaska County, MI. Local conditions may vary. Last updated: July 2026.

Sources & credits

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