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When to plant Melon in Howard County, MD

Howard County sits in USDA Zone 7b. Plant Melon between April 15 (after last frost on April 8) and May 6.

When to Plant Melon in Howard County, MD

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.

Howard County, Maryland is in USDA Zone 7b. The average last spring frost is April 8 and the first fall frost is November 1, giving you a growing season of approximately 207 days.

At an elevation of 753 feet, Howard County receives approximately 48.3 inches of rainfall annually with predominantly silt loam soil. Summer highs average 91°F, providing good warmth for Melon during the growing season.

Howard County, MD (Zone 7b) Long season
207 days
Last Spring Frost April 8
207 growing days
First Fall Frost November 1

Howard County Soil Profile

Soil Type

Silt Loam

Soil pH

5.6-7

Drainage

Well Drained

Monthly Watering Guide for Melon

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

Month Melon Needs Rainfall You Supplement Action
Jan 3.6" 0" ❄️ Dormant
Feb 3.4" 0" ❄️ Dormant
Mar 4" 0" ❄️ Dormant
Apr 4.3" 4.7" 0" ✅ Rainfall sufficient
May 4.3" 3.8" 0.5" 💧 Light watering
Jun 4.3" 5" 0" ✅ Rainfall sufficient
Jul 4.3" 4.9" 0" ✅ Rainfall sufficient
Aug 4.3" 3.8" 0.5" 💧 Light watering
Sep 4.3" 3.9" 0.4" 💧 Light watering
Oct 4.3" 3.9" 0.4" 💧 Light watering
Nov 4.3" 3.5" 0.8" 💧 Light watering
Dec 3.8" 0" ❄️ Dormant

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

Melon Planting Timeline — Howard County, MD

Melon Planting Calendar

Activity When Date Range
Start Indoors March 11 Mar 11 – Mar 25
Transplant Outdoors April 22 Apr 22 – May 6
Direct Sow April 15 Apr 15 – May 6
Harvest July 1 Jul 1 – Aug 19

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

70–100 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 7b

📆 Growing Season

207 days in Howard County

Growing Tips for Howard 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

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Melon in Howard County, MD?

Howard County is in Zone 7b with an average last frost of April 8. Plan your Melon planting based on this frost date — see the calendar above for exact timing.

What planting zone is Howard County, MD?

Howard County, Maryland is in USDA Hardiness Zone 7b. The average last spring frost is April 8 and first fall frost is November 1.

When should I plant Melon in Howard County, MD?

In Howard County, MD, plant Melon after the last frost (around April 8) and before the first frost (around November 1). Best results when soil holds above 50°F.

What growing zone is Howard County, MD for Melon?

Howard County sits in USDA Zone 7b. Melon grows reliably in zones 4a through 11b, so it's a good fit here.

Can Melon grow in Howard County's climate?

Yes — Melon grows well in Howard County's temperate climate. Howard County averages a 207-day frost-free season, with last frost around April 8 and first frost around November 1.

🌱

Your Howard County Garden Planner — Free

A 22-page printable planner built for Howard County (Zone 7b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

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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 Howard County, MD. Local conditions may vary. Last updated: July 2026.

Sources & credits

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