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When to Plant Honeydew in Franklin County, TN

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.

Franklin County, Tennessee is in USDA Zone 7a. The average last spring frost is April 9 and the first fall frost is October 24, giving you a growing season of approximately 198 days.

At an elevation of 2,408 feet, Franklin County receives approximately 50.2 inches of rainfall annually with predominantly silt loam soil. Summer highs average 89ยฐF, providing good warmth for Honeydew during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Honeydew root diseases.

Franklin County, TN (Zone 7a) Moderate season
198 days
Last Spring Frost April 9
198 growing days
First Fall Frost October 24

Franklin County Soil Profile

Soil Type

Silt Loam

Soil pH

5.4-7.1

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (54 days to spare)
Transplant: Apr 23 🍅 Harvest: Jul 16 – Aug 27
Recommended (50%) ✓ Fits season (51 days to spare)
Transplant: Apr 30 🍅 Harvest: Jul 23 – Sep 3
Safe Start (90%) ✓ Fits season (53 days to spare)
Transplant: May 14 🍅 Harvest: Aug 6 – Sep 17

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
1.1″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Honeydew needs ~1,591 GDD — county provides 3,316 GDD Excellent fit

Honeydew Planting Timeline โ€” Franklin County, TN

Honeydew Planting Calendar

Activity When Date Range
Transplant Outdoors April 30 Apr 30 โ€“ May 14
Harvest July 23 Jul 23 โ€“ Sep 3

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

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March โ€”
April Transplant Outdoors
May Transplant Outdoors
June โ€”
July Harvest
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 7a

Growing Season

198 days

Growing Tips for Franklin 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 Franklin County, TN?

Franklin County is in Zone 7a with an average last frost of April 9. Plan your Honeydew planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Franklin County, TN?

Franklin County, Tennessee is in USDA Hardiness Zone 7a. The average last spring frost is April 9 and first fall frost is October 24.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Franklin County gardeners in Zone 7a 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 Franklin County, TN. Local conditions may vary. Last updated: April 2026.