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When to Plant Melon in York County, PA

Melons are warm-season vine crops that produce sweet, juicy fruits in many varieties including muskmelon and honeydew. They need a long, hot growing season.

York County, Pennsylvania is in USDA Zone 6b. The average last spring frost is April 13 and the first fall frost is October 28, giving you a growing season of approximately 198 days.

At an elevation of 748 feet, York County receives approximately 45.3 inches of rainfall annually with predominantly silt loam soil. Summer highs average 87ยฐF, providing good warmth for Melon during the growing season.

York County, PA (Zone 6b) Moderate season
198 days
Last Spring Frost April 13
198 growing days
First Fall Frost October 28

York County Soil Profile

Soil Type

Silt Loam

Soil pH

4.8-6.3

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (62 days to spare)
Start indoors: Mar 4 Transplant: Apr 22 🍅 Harvest: Jul 1 – Aug 19
Recommended (50%) ✓ Fits season (65 days to spare)
Start indoors: Mar 9 Transplant: Apr 27 🍅 Harvest: Jul 6 – Aug 24
Safe Start (90%) ✓ Fits season (60 days to spare)
Start indoors: Mar 26 Transplant: May 14 🍅 Harvest: Jul 23 – Sep 10

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 69 gal / 100 sq ft
Melon needs ~1,296 GDD — county provides 3,019 GDD Excellent fit

Melon Planting Timeline โ€” York County, PA

Melon Planting Calendar

Activity When Date Range
Start Indoors March 9 Mar 9 โ€“ Mar 23
Transplant Outdoors April 27 Apr 27 โ€“ May 11
Direct Sow April 20 Apr 20 โ€“ May 11
Harvest July 6 Jul 6 โ€“ Aug 24

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

Month-by-Month Timeline

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

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

70โ€“100 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 6b

Growing Season

198 days

Growing Tips for York County

Start seeds indoors 3-4 weeks before transplanting. Plant on raised mounds of compost-enriched soil. Reduce watering as fruits ripen to concentrate sweetness.

Companion Planting

Good Companions

Avoid Planting Near

  • Potatoes
  • Cucumber

Level Up Your Garden

Frequently Asked Questions

When should I plant Melon in York County, PA?

York County is in Zone 6b with an average last frost of April 13. Plan your Melon planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is York County, PA?

York County, Pennsylvania is in USDA Hardiness Zone 6b. The average last spring frost is April 13 and first fall frost is October 28.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help York County gardeners in Zone 6b 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 York County, PA. Local conditions may vary. Last updated: April 2026.