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When to Plant Butternut Squash in Beauregard Parish, LA

Beauregard Parish, Louisiana Zone 9a May

Your May game plan for Beauregard Parish, Louisiana

If you only do a handful of things in the garden this May, make it these. They're sequenced around your zone's frost timing.

Avg. last frost March 7
Avg. first frost November 16
Soil temp (4") 74°F
Watering Low
Pest pressure High
Daylight 13.6 hrs
Coming up in June — start thinking about
  • First harvests: butternut squash

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Butternut squash is a popular winter squash with a long neck, small seed cavity, and sweet, nutty orange flesh. It stores exceptionally well for months.

Beauregard Parish, Louisiana is in USDA Zone 9a. The average last spring frost is March 7 and the first fall frost is November 16, giving you a growing season of approximately 254 days.

At an elevation of 206 feet, Beauregard Parish receives approximately 49.3 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 91°F, providing good warmth for Butternut Squash during the growing season. Sandy soil warms quickly in spring — great for early planting — but Butternut Squash will need more frequent watering and organic matter to retain nutrients.

Beauregard Parish, LA (Zone 9a) Long season
254 days
Last Spring Frost March 7
254 growing days
First Fall Frost November 16
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Beauregard Parish Soil Profile

Soil Type

Sandy Loam

Soil pH

4.8-6.2

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (122 days to spare)
Start indoors: Jan 30 Transplant: Mar 6 🍅 Harvest: Jun 5 – Jul 10
Recommended (50%) ✓ Fits season (121 days to spare)
Start indoors: Feb 7 Transplant: Mar 14 🍅 Harvest: Jun 13 – Jul 18
Safe Start (90%) ✓ Fits season (116 days to spare)
Start indoors: Mar 9 Transplant: Apr 13 🍅 Harvest: Jul 13 – Aug 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.

Soil Compatibility in Beauregard Parish

How your county's soil matches Butternut Squash's growing requirements.

Soil pH

Your soil pH (4.8–6.2) is more acidic than Butternut Squash prefers (6.0–7.0). Add garden lime to raise pH.

Soil Texture

Sandy soil in Beauregard Parish warms quickly in spring but drains fast. Butternut Squash will need more frequent watering and regular compost additions to retain nutrients.

Organic Matter

Organic matter is low (1.7%). Add 2-3 inches of compost before planting Butternut Squash.

How to Plant Butternut Squash

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

Plant Water Budget

Plant needs
1.1″/week
Rainfall provides
0.8″/week
You supply
0.3″/week
Watering frequency 1-2 times/week
Season total 773 gal / 100 sq ft
Drought risk

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

Monthly Watering Guide for Butternut Squash

Butternut Squash needs approximately 1.1 inches of water per week (4.8" per month). Here's how your county's rainfall compares month by month.

Month Butternut Squash Needs Rainfall You Supplement Action
Jan 3.8" 0" ❄️ Dormant
Feb 4.5" 0" ❄️ Dormant
Mar 4.8" 4.2" 0.6" 💧 Light watering
Apr 4.8" 3.4" 1.4" 💧 Light watering
May 4.8" 4.2" 0.6" 💧 Light watering
Jun 4.8" 4" 0.8" 💧 Light watering
Jul 4.8" 5.4" 0" ✅ Rainfall sufficient
Aug 4.8" 4.8" 0" ✅ Rainfall sufficient
Sep 4.8" 4.4" 0.4" 💧 Light watering
Oct 4.8" 3.3" 1.5" 💧 Light watering
Nov 4.8" 3.9" 0.9" 💧 Light watering
Dec 3.5" 0" ❄️ Dormant

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

Butternut Squash 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.

Butternut Squash needs ~1,779 GDD — county provides 4,635 GDD Excellent fit

Butternut Squash Planting Timeline — Beauregard Parish, LA

Butternut Squash Planting Calendar

Activity When Date Range
Start Indoors February 7 Feb 7 – Feb 21
Transplant Outdoors March 14 Mar 14 – Mar 28
Direct Sow March 7 Mar 7 – Mar 28
Harvest June 13 Jun 13 – Jul 18

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

Month-by-Month Timeline

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

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

1.1"/week · 1-2 times/week

📅 Days to Maturity

85–110 days

🧪 Soil pH

Needs 6–7 · Your soil: too_acidic

🗺️ USDA Zone

Zone 9a

📆 Growing Season

254 days in Beauregard Parish

Growing Tips for Butternut Squash in Beauregard Parish

Direct sow Butternut Squash outdoors after March 07 in Beauregard Parish when soil has warmed and frost danger has passed.

Sandy soil in Beauregard Parish dries quickly — mulch Butternut Squash with 2-3 inches of straw and water deeply 2-3 times per week rather than lightly every day.

Common pests for Butternut Squash 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 weeks early or direct sow after frost. Allow 6-8 feet for sprawling vines. Harvest when the skin is hard and uniformly tan. Cure in the sun for 10 days.

Companion Planting

Good Companions

Avoid Planting Near

  • Potatoes

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Butternut Squash in Beauregard Parish, LA?

Beauregard Parish is in Zone 9a with an average last frost of March 7. Plan your Butternut Squash planting based on this frost date — see the calendar above for exact timing.

What planting zone is Beauregard Parish, LA?

Beauregard Parish, Louisiana is in USDA Hardiness Zone 9a. The average last spring frost is March 7 and first fall frost is November 16.

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Your Beauregard Parish Garden Planner — Free

A 24-page printable planner built for Beauregard Parish (Zone 9a). 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 Beauregard Parish, LA. Local conditions may vary. Last updated: May 2026.

Sources & credits

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