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When to plant Melon in Crawford County County,

In Crawford County County, plant Melon in spring between April 21 and May 12, once soil temps hold above 50°F. Crawford County County's last frost averages April 14, so time plantings around the expected last-frost window for best survival. For a fall crop, sow between and — roughly 100 days before the first frost on October 23.

When to Plant Melon in Crawford County, IL

Crawford County, Illinois Zone 6b June

Crawford County, Illinois gardeners: here's your June plan

A quick June briefing for Crawford County, Illinois gardeners — what's urgent, what's next, and what can wait.

Avg. last frost April 14
Avg. first frost October 23
Soil temp (4") 72°F
Watering Low
Pest pressure High
Daylight 14.7 hrs
Looking ahead to July
  • First harvests: melon

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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.

Crawford County, Illinois is in USDA Zone 6b. The average last spring frost is April 14 and the first fall frost is October 23, giving you a growing season of approximately 192 days.

At an elevation of 555 feet, Crawford County receives approximately 33 inches of rainfall annually with predominantly silt loam soil. Summer highs average 90°F, providing good warmth for Melon during the growing season.

Crawford County, IL (Zone 6b) Moderate season
192 days
Last Spring Frost April 14
192 growing days
First Fall Frost October 23
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Crawford County Soil Profile

Soil Type

Silt Loam

Soil pH

6.3-7

Drainage

Well Drained

Melon Planting Risk Windows

Early Start (70% safe) ✓ Fits season (60 days to spare)
Start indoors: Mar 3 Transplant: Apr 21 🍅 Harvest: Jun 30 – Aug 18
Recommended (50%) ✓ Fits season (59 days to spare)
Start indoors: Mar 10 Transplant: Apr 28 🍅 Harvest: Jul 7 – Aug 25
Safe Start (90%) ✓ Fits season (64 days to spare)
Start indoors: Mar 22 Transplant: May 10 🍅 Harvest: Jul 19 – Sep 6

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.

Soil Compatibility in Crawford County

How your county's soil matches Melon's growing requirements.

Soil pH

Your soil pH (6.3–7.0) is within Melon's preferred range (6.0–7.0).

Soil Texture

The silt loam soil in Crawford County is excellent for Melon — good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

Organic matter is moderate (3.9%). Annual compost additions will help Melon.

How to Plant Melon

1"
Planting Depth
30"
Between Plants
42"
Between Rows

Succession Planting Melon

3
successive plantings in your 192-day season

Sow every 8 weeks. Last sowing by Jul 15 to harvest before frost.

Melon Water Budget

Plant needs
1.0″/week
Rainfall provides
0.7″/week
You supply
0.3″/week
Watering frequency 1-2 times/week
Season total 570 gal / 100 sq ft
Drought risk

Water stress score is 6/10 — consider drought-tolerant varieties and mulching

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 1.6" 0" ❄️ Dormant
Feb 1.4" 0" ❄️ Dormant
Mar 2.1" 0" ❄️ Dormant
Apr 4.3" 3.1" 1.2" 💧 Light watering
May 4.3" 3.7" 0.6" 💧 Light watering
Jun 4.3" 3.8" 0.5" 💧 Light watering
Jul 4.3" 3.7" 0.6" 💧 Light watering
Aug 4.3" 4" 0.3" 💧 Light watering
Sep 4.3" 2.7" 1.6" 💧 Light watering
Oct 4.3" 2.5" 1.8" 💧 Light watering
Nov 2.7" 0" ❄️ Dormant
Dec 1.6" 0" ❄️ Dormant

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

Melon Heat Requirements (GDD)

What are Growing Degree Days (GDD)?

Growing Degree Days measure the total warmth your plants receive during the growing season. Think of it as a "heat bank" — every day above 50°F deposits warmth that helps your plants grow.

Each plant needs a certain amount of accumulated heat to mature. If your county provides more GDD than the plant needs, it's a great fit. If it's close, you may want to choose faster-maturing varieties or start seeds indoors to get a head start.

Melon needs ~1,488 GDD — county provides 3,360 GDD Excellent fit

Melon Planting Timeline — Crawford County, IL

Melon Planting Calendar

Activity When Date Range
Start Indoors March 10 Mar 10 – Mar 24
Transplant Outdoors April 28 Apr 28 – May 12
Direct Sow April 21 Apr 21 – May 12
Harvest July 7 Jul 7 – Aug 25

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
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Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

1"/week · 1-2 times/week

📅 Days to Maturity

70–100 days

🧪 Soil pH

Needs 6–7 · Your soil: ideal

🗺️ USDA Zone

Zone 6b

📆 Growing Season

192 days in Crawford County

Growing Tips for Melon in Crawford County

Direct sow Melon outdoors after April 14 in Crawford County when soil has warmed and frost danger has passed.

Common pests for Melon in this region include squash vine borer and cucumber beetles. Use row covers early in the season and inspect plants weekly.

General growing tips

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 Crawford County, IL?

Crawford County is in Zone 6b with an average last frost of April 14. Plan your Melon planting based on this frost date — see the calendar above for exact timing.

What planting zone is Crawford County, IL?

Crawford County, Illinois is in USDA Hardiness Zone 6b. The average last spring frost is April 14 and first fall frost is October 23.

When should I plant Melon in Crawford County, ?

In Crawford County, , plant Melon after the last frost (around April 14) and before the first frost (around October 23). Best results when soil holds above 50°F.

What growing zone is Crawford County, for Melon?

Crawford County sits in USDA Zone 6b. Melon grows reliably in zones 4a through 11b, so it's a good fit here.

Can Melon grow in Crawford County's climate?

Yes — Melon grows well in Crawford County's temperate climate. Crawford County averages a 192-day frost-free season, with last frost around April 14 and first frost around October 23.

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Your Crawford County Garden Planner — Free

A 22-page printable planner built for Crawford County (Zone 6b). 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 Crawford County, IL. Local conditions may vary. Last updated: June 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.