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When to Plant Patty Pan Squash in Concordia Parish, LA

Concordia Parish, Louisiana Zone 9a May

What to do in May

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

Avg. last frost March 8
Avg. first frost November 15
Soil temp (4") 74°F
Watering Low
Pest pressure High
Daylight 13.6 hrs
  1. Collect patty pan squash at their peak

    Morning harvests are best — cooler temperatures mean crisper produce and longer fridge life.

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Patty pan squash is a summer squash with a distinctive flying-saucer shape and scalloped edges. It comes in white, yellow, and green varieties with a mild, nutty flavor.

Concordia Parish, Louisiana is in USDA Zone 9a. The average last spring frost is March 8 and the first fall frost is November 15, giving you a growing season of approximately 252 days.

At an elevation of 377 feet, Concordia Parish receives approximately 60.5 inches of rainfall annually with predominantly loam soil. Summer highs average 92°F, providing good warmth for Patty Pan Squash during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Patty Pan Squash root diseases.

Concordia Parish, LA (Zone 9a) Long season
252 days
Last Spring Frost March 8
252 growing days
First Fall Frost November 15
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Concordia Parish Soil Profile

Soil Type

Loam

Soil pH

6-7.3

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (165 days to spare)
Start indoors: Feb 1 Transplant: Mar 8 🍅 Harvest: Apr 26 – May 24
Recommended (50%) ✓ Fits season (168 days to spare)
Start indoors: Feb 8 Transplant: Mar 15 🍅 Harvest: May 3 – May 31
Safe Start (90%) ✓ Fits season (167 days to spare)
Start indoors: Feb 26 Transplant: Apr 2 🍅 Harvest: May 21 – Jun 18

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 Concordia Parish

How your county's soil matches Patty Pan Squash's growing requirements.

Soil pH

Your soil pH (6.0–7.3) is within Patty Pan Squash's preferred range (6.0–7.5).

Soil Texture

The loam soil in Concordia Parish is excellent for Patty Pan Squash — good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

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

How to Plant Patty Pan Squash

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

Succession Planting Patty Pan Squash

6
successive plantings in your 252-day season

Sow every 5.1 weeks. Last sowing by Sep 16 to harvest before frost.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
1.0″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft

Monthly Watering Guide for Patty Pan Squash

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

Month Patty Pan Squash Needs Rainfall You Supplement Action
Jan 5.1" 0" ❄️ Dormant
Feb 5.6" 0" ❄️ Dormant
Mar 4.3" 5.9" 0" ✅ Rainfall sufficient
Apr 4.3" 5.1" 0" ✅ Rainfall sufficient
May 4.3" 5.2" 0" ✅ Rainfall sufficient
Jun 4.3" 4.7" 0" ✅ Rainfall sufficient
Jul 4.3" 5.8" 0" ✅ Rainfall sufficient
Aug 4.3" 6.1" 0" ✅ Rainfall sufficient
Sep 4.3" 4.4" 0" ✅ Rainfall sufficient
Oct 4.3" 3.4" 0.9" 💧 Light watering
Nov 4.3" 5" 0" ✅ Rainfall sufficient
Dec 4.2" 0" ❄️ Dormant

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

Patty Pan 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.

Patty Pan Squash needs ~998 GDD — county provides 4,788 GDD Excellent fit

Patty Pan Squash Planting Timeline — Concordia Parish, LA

Patty Pan Squash Planting Calendar

Activity When Date Range
Start Indoors February 8 Feb 8 – Feb 22
Transplant Outdoors March 15 Mar 15 – Mar 29
Direct Sow March 8 Mar 8 – Mar 29
Harvest May 3 May 3 – May 31

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

Month-by-Month Timeline

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

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

1"/week · Natural rainfall sufficient

📅 Days to Maturity

45–60 days

🧪 Soil pH

Needs 6–7.5 · Your soil: ideal

🗺️ USDA Zone

Zone 9a

📆 Growing Season

252 days in Concordia Parish

Growing Tips for Patty Pan Squash in Concordia Parish

Direct sow Patty Pan Squash outdoors after March 08 in Concordia Parish when soil has warmed and frost danger has passed.

Your generous 252.0-day season in Concordia Parish allows multiple plantings of Patty Pan Squash. Sow every 22.0 days for continuous harvest.

Common pests for Patty Pan 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

Direct sow after last frost. Harvest when 2-4 inches across for best texture and flavor. Larger fruits become seedy and tough. Very prolific producers in warm weather.

Companion Planting

Good Companions

Avoid Planting Near

  • Potatoes

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Patty Pan Squash in Concordia Parish, LA?

Concordia Parish is in Zone 9a with an average last frost of March 8. Plan your Patty Pan Squash planting based on this frost date — see the calendar above for exact timing.

What planting zone is Concordia Parish, LA?

Concordia Parish, Louisiana is in USDA Hardiness Zone 9a. The average last spring frost is March 8 and first fall frost is November 15.

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Your Concordia Parish Garden Planner — Free

A 24-page printable planner built for Concordia 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 Concordia 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.