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When to Plant Honeydew in Genesee County, MI

Honeydew melons have smooth, pale green rinds and sweet, light green flesh. They require a long, warm growing season and are slightly more heat-tolerant than cantaloupe.

Genesee County, Michigan is in USDA Zone 5b. The average last spring frost is April 28 and the first fall frost is October 17, giving you a growing season of approximately 172 days.

At an elevation of 1,023 feet, Genesee County receives approximately 39.6 inches of rainfall annually with predominantly silt loam soil. Summer highs average 84ยฐF, so choose short-season varieties of Honeydew to ensure they mature before fall.

Genesee County, MI (Zone 5b) Moderate season
172 days
Last Spring Frost April 28
172 growing days
First Fall Frost October 17

Genesee County Soil Profile

Soil Type

Silt Loam

Soil pH

5.9-7.2

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (18 days to spare)
Transplant: May 17 🍅 Harvest: Aug 9 – Sep 20
Recommended (50%) ✓ Fits season (25 days to spare)
Transplant: May 19 🍅 Harvest: Aug 11 – Sep 22
Safe Start (90%) ✓ Fits season (19 days to spare)
Transplant: Jun 3 🍅 Harvest: Aug 26 – Oct 7

Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
1.0″/week
You supply
0.0″/week
Watering frequency Only during dry spells
Season total 51 gal / 100 sq ft
Honeydew needs ~1,235 GDD — county provides 2,236 GDD Excellent fit

Honeydew Planting Timeline โ€” Genesee County, MI

Honeydew Planting Calendar

Activity When Date Range
Transplant Outdoors May 19 May 19 โ€“ Jun 2
Harvest August 11 Aug 11 โ€“ Sep 22

Plant 1" deep ยท 30" apart ยท Rows 42" apart

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March โ€”
April โ€”
May Transplant Outdoors
June Transplant Outdoors
July โ€”
August Harvest
September Harvest
October โ€”
November โ€”
December โ€”

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

80โ€“110 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 5b

Growing Season

172 days

Growing Tips for Genesee County

Start seeds indoors 4 weeks before transplanting. Plant on raised mounds of rich soil. Harvest when the blossom end gives slightly when pressed and the skin turns creamy yellow.

Companion Planting

Good Companions

Avoid Planting Near

  • Potatoes

Level Up Your Garden

Frequently Asked Questions

When should I plant Honeydew in Genesee County, MI?

Genesee County is in Zone 5b with an average last frost of April 28. Plan your Honeydew planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Genesee County, MI?

Genesee County, Michigan is in USDA Hardiness Zone 5b. The average last spring frost is April 28 and first fall frost is October 17.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Genesee County gardeners in Zone 5b organize planting dates, track what's growing, and never miss a planting window.

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