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When to Plant Squash (Winter) in Natchitoches Parish, LA

Natchitoches Parish, Louisiana Zone 9a May

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May is a pivotal month for Natchitoches Parish, Louisiana gardens. Focus on these tasks first and you'll set up the rest of the season for success.

Avg. last frost March 13
Avg. first frost November 12
Soil temp (4") 73°F
Watering Moderate
Pest pressure High
Daylight 13.6 hrs
June will be here before you know it — start on
  • First harvests: squash (winter)

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Winter squash includes butternut, acorn, delicata, and hubbard varieties grown to full maturity with hard rinds for storage. They develop sweet, dense flesh.

Natchitoches Parish, Louisiana is in USDA Zone 9a. The average last spring frost is March 13 and the first fall frost is November 12, giving you a growing season of approximately 244 days.

At an elevation of 227 feet, Natchitoches Parish receives approximately 49.2 inches of rainfall annually with predominantly loam soil. Summer highs average 91°F, providing good warmth for Squash (Winter) during the growing season.

Natchitoches Parish, LA (Zone 9a) Long season
244 days
Last Spring Frost March 13
244 growing days
First Fall Frost November 12
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Natchitoches Parish Soil Profile

Soil Type

Loam

Soil pH

6.2-7

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (95 days to spare)
Start indoors: Feb 4 Transplant: Mar 11 🍅 Harvest: Jun 3 – Jul 29
Recommended (50%) ✓ Fits season (97 days to spare)
Start indoors: Feb 13 Transplant: Mar 20 🍅 Harvest: Jun 12 – Aug 7
Safe Start (90%) ✓ Fits season (89 days to spare)
Start indoors: Mar 12 Transplant: Apr 16 🍅 Harvest: Jul 9 – Sep 3

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 Natchitoches Parish

How your county's soil matches Squash (Winter)'s growing requirements.

Soil pH

Your soil pH (6.2–7.0) is within Squash (Winter)'s preferred range (6.0–7.0).

Soil Texture

The loam soil in Natchitoches Parish is excellent for Squash (Winter) — good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

Organic matter is moderate (2.2%). Annual compost additions will help Squash (Winter).

How to Plant Squash (Winter)

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

Succession Planting Squash (Winter)

3
successive plantings in your 244-day season

Sow every 9.1 weeks. Last sowing by Jul 15 to harvest before frost.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
0.9″/week
You supply
0.2″/week
Watering frequency Only during dry spells
Season total 333 gal / 100 sq ft

Monthly Watering Guide for Squash (Winter)

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

Month Squash (Winter) Needs Rainfall You Supplement Action
Jan 4.2" 0" ❄️ Dormant
Feb 3.8" 0" ❄️ Dormant
Mar 4.3" 4.9" 0" ✅ Rainfall sufficient
Apr 4.3" 3.9" 0.4" 💧 Light watering
May 4.3" 3.7" 0.6" 💧 Light watering
Jun 4.3" 4.5" 0" ✅ Rainfall sufficient
Jul 4.3" 5.2" 0" ✅ Rainfall sufficient
Aug 4.3" 4.8" 0" ✅ Rainfall sufficient
Sep 4.3" 3.9" 0.4" 💧 Light watering
Oct 4.3" 2.7" 1.6" 💧 Light watering
Nov 4.3" 3.8" 0.5" 💧 Light watering
Dec 3.7" 0" ❄️ Dormant

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

Squash (Winter) 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.

Squash (Winter) needs ~1,825 GDD — county provides 4,453 GDD Excellent fit

Squash (Winter) Planting Timeline — Natchitoches Parish, LA

Squash (Winter) Planting Calendar

Activity When Date Range
Start Indoors February 13 Feb 13 – Feb 27
Transplant Outdoors March 20 Mar 20 – Apr 3
Direct Sow March 13 Mar 13 – Apr 3
Harvest June 12 Jun 12 – Aug 7

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

Month-by-Month Timeline

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

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

1"/week · Only during dry spells

📅 Days to Maturity

80–120 days

🧪 Soil pH

Needs 6–7 · Your soil: ideal

🗺️ USDA Zone

Zone 9a

📆 Growing Season

244 days in Natchitoches Parish

Growing Tips for Squash (Winter) in Natchitoches Parish

Direct sow Squash (Winter) outdoors after March 13 in Natchitoches Parish when soil has warmed and frost danger has passed.

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

General growing tips

Direct sow after last frost on rich mounds. Allow ample space for sprawling vines. Cure harvested fruits in the sun for 10 days before storing in a cool, dry place.

Companion Planting

Good Companions

Avoid Planting Near

  • Potatoes

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Squash (Winter) in Natchitoches Parish, LA?

Natchitoches Parish is in Zone 9a with an average last frost of March 13. Plan your Squash (Winter) planting based on this frost date — see the calendar above for exact timing.

What planting zone is Natchitoches Parish, LA?

Natchitoches Parish, Louisiana is in USDA Hardiness Zone 9a. The average last spring frost is March 13 and first fall frost is November 12.

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Your Natchitoches Parish Garden Planner — Free

A 24-page printable planner built for Natchitoches 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 Natchitoches 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.