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When to Plant Honeydew in Richland County, ND

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.

Richland County, North Dakota is in USDA Zone 4a. The average last spring frost is May 6 and the first fall frost is October 6, giving you a growing season of approximately 153 days.

At an elevation of 791 feet, Richland County receives approximately 28.3 inches of rainfall annually with predominantly loam soil. Summer highs average 81ยฐF, so choose short-season varieties of Honeydew to ensure they mature before fall.

Richland County, ND (Zone 4a) Moderate season
153 days
Last Spring Frost May 6
153 growing days
First Fall Frost October 6

Richland County Soil Profile

Soil Type

Loam

Soil pH

6.5-7.7

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (2 days to spare)
Transplant: May 25 🍅 Harvest: Aug 17 – Sep 28
Recommended (50%) ✗ May not fit
Transplant: Jun 3 🍅 Harvest: Aug 26 – Oct 7
Safe Start (90%) ✗ May not fit
Transplant: Jun 14 🍅 Harvest: Sep 6 – Oct 18

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
0.8″/week
You supply
0.6″/week
Watering frequency 1-2 times/week
Season total 855 gal / 100 sq ft
Drought risk

Water stress score is 6/10 โ€” consider drought-tolerant varieties and mulching

Honeydew needs ~1,021 GDD — county provides 1,644 GDD Excellent fit

Honeydew Planting Timeline โ€” Richland County, ND

Honeydew Planting Calendar

Activity When Date Range
Transplant Outdoors June 3 Jun 3 โ€“ Jun 17
Harvest August 26 Aug 26 โ€“ Oct 7

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

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March โ€”
April โ€”
May โ€”
June Transplant Outdoors
July โ€”
August Harvest
September Harvest
October Harvest
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 4a

Growing Season

153 days

Growing Tips for Richland 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 Richland County, ND?

Richland County is in Zone 4a with an average last frost of May 6. Plan your Honeydew planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Richland County, ND?

Richland County, North Dakota is in USDA Hardiness Zone 4a. The average last spring frost is May 6 and first fall frost is October 6.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Richland County gardeners in Zone 4a 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 Richland County, ND. Local conditions may vary. Last updated: April 2026.