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When to Plant Winter Melon in Bienville Parish, LA

Bienville Parish, Louisiana Zone 8b April

April in Bienville Parish, Louisiana — your action list

A quick April briefing for Bienville Parish, Louisiana gardeners — what's urgent, what's next, and what can wait.

Avg. last frost March 16
Avg. first frost November 12
Soil temp (4") 61°F
Watering Low
Pest pressure High
Daylight 12.8 hrs
A few tasks this April that'll pay off in May
  • Starting indoors: winter melon

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Winter melon (wax gourd) is a large Asian squash with a waxy white coating that allows long storage. The mild flesh is used in soups and stir-fries.

Bienville Parish, Louisiana is in USDA Zone 8b. The average last spring frost is March 16 and the first fall frost is November 12, giving you a growing season of approximately 241 days.

At an elevation of 438 feet, Bienville Parish receives approximately 56 inches of rainfall annually with predominantly loam soil. Summer highs average 94°F, providing good warmth for Winter Melon during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Winter Melon root diseases.

Bienville Parish, LA (Zone 8b) Long season
241 days
Last Spring Frost March 16
241 growing days
First Fall Frost November 12

Bienville Parish Soil Profile

Soil Type

Loam

Soil pH

5.9-6.9

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (83 days to spare)
Start indoors: Jan 20 Transplant: Mar 24 🍅 Harvest: Jun 23 – Aug 11
Recommended (50%) ✓ Fits season (87 days to spare)
Start indoors: Jan 26 Transplant: Mar 30 🍅 Harvest: Jun 29 – Aug 17
Safe Start (90%) ✓ Fits season (78 days to spare)
Start indoors: Feb 21 Transplant: Apr 25 🍅 Harvest: Jul 25 – Sep 12

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 Bienville Parish

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

Soil pH

Your soil pH (5.9–6.9) overlaps with Winter Melon's range (6.0–7.0), though not a perfect match.

Soil Texture

The loam soil in Bienville Parish is excellent for Winter Melon — good drainage, moisture retention, and nutrient holding capacity.

Drainage

Drainage is adequate for Winter Melon.

Organic Matter

Organic matter is moderate (2.9%). Annual compost additions will help Winter Melon.

How to Plant Winter Melon

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

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
1.0″/week
You supply
0.3″/week
Watering frequency 1-2 times/week
Season total 695 gal / 100 sq ft

Monthly Watering Guide for Winter Melon

Winter 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 Winter Melon Needs Rainfall You Supplement Action
Jan 4.5" 0" ❄️ Dormant
Feb 4.2" 0" ❄️ Dormant
Mar 4.3" 5.3" 0" ✅ Rainfall sufficient
Apr 4.3" 3.8" 0.5" 💧 Light watering
May 4.3" 4.8" 0" ✅ Rainfall sufficient
Jun 4.3" 4.8" 0" ✅ Rainfall sufficient
Jul 4.3" 6.5" 0" ✅ Rainfall sufficient
Aug 4.3" 4.8" 0" ✅ Rainfall sufficient
Sep 4.3" 4.3" 0" ✅ Rainfall sufficient
Oct 4.3" 4.1" 0.2" 💧 Light watering
Nov 4.3" 3.9" 0.4" 💧 Light watering
Dec 5" 0" ❄️ Dormant

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

Winter 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.

Winter Melon needs ~2,152 GDD — county provides 4,940 GDD Excellent fit

Winter Melon Planting Timeline — Bienville Parish, LA

Winter Melon Planting Calendar

Activity When Date Range
Start Indoors January 26 Jan 26 – Feb 9
Transplant Outdoors March 30 Mar 30 – Apr 13
Direct Sow March 23 Mar 23 – Apr 13
Harvest June 29 Jun 29 – Aug 17

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

1"/week · 1-2 times/week

📅 Days to Maturity

90–120 days

🧪 Soil pH

Needs 6–7 · Your soil: acceptable

🗺️ USDA Zone

Zone 8b

📆 Growing Season

241 days in Bienville Parish

Growing Tips for Winter Melon in Bienville Parish

Direct sow Winter Melon outdoors after March 16 in Bienville Parish when soil has warmed and frost danger has passed.

Common pests for Winter 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 early. Provide ample space for sprawling vines. Harvest when the waxy coating develops on the rind. Fruits can weigh 15-30 pounds.

Companion Planting

Good Companions

Avoid Planting Near

  • Potatoes

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Winter Melon in Bienville Parish, LA?

Bienville Parish is in Zone 8b with an average last frost of March 16. Plan your Winter Melon planting based on this frost date — see the calendar above for exact timing.

What planting zone is Bienville Parish, LA?

Bienville Parish, Louisiana is in USDA Hardiness Zone 8b. The average last spring frost is March 16 and first fall frost is November 12.

🌱

Your Bienville Parish Garden Planner — Free

A 24-page printable planner built for Bienville Parish (Zone 8b). 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 Bienville Parish, LA. Local conditions may vary. Last updated: April 2026.

Sources & credits

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