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When to Plant Hubbard Squash in Chautauqua County, NY

Chautauqua County, New York Zone 6a May

Top priorities for Chautauqua County, New York gardeners in May

Your Chautauqua County, New York garden is entering a new phase. Here's what's on the schedule for May and why each task matters now.

Avg. last frost May 5
Avg. first frost October 18
Soil temp (4") 59°F
Watering Low
Pest pressure Low
Daylight 14.4 hrs
  1. Plant out hubbard squash

    Pick a cloudy afternoon or evening to plant. Less transplant shock, and your seedlings will barely blink.

  2. Seed hubbard squash outdoors

    Thin ruthlessly once seedlings are up. Crowded roots mean smaller crops from every plant.

June will be here before you know it — start on
  • Starting indoors: hubbard squash

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Hubbard squash is a large, bumpy-skinned winter squash with dense, sweet, dry flesh ideal for baking and pies. The hard shell allows storage for 6 months or more.

Chautauqua County, New York is in USDA Zone 6a. The average last spring frost is May 5 and the first fall frost is October 18, giving you a growing season of approximately 166 days.

At an elevation of 196 feet, Chautauqua County receives approximately 49.9 inches of rainfall annually with predominantly silt loam soil. Summer highs average 85°F, providing good warmth for Hubbard Squash during the growing season.

Chautauqua County, NY (Zone 6a) Moderate season
166 days
Last Spring Frost May 5
166 growing days
First Fall Frost October 18
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Chautauqua County Soil Profile

Soil Type

Silt Loam

Soil pH

4.9-6.3

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (12 days to spare)
Start indoors: Mar 24 Transplant: May 12 🍅 Harvest: Aug 25 – Sep 29
Recommended (50%) ✓ Fits season (12 days to spare)
Start indoors: Mar 31 Transplant: May 19 🍅 Harvest: Sep 1 – Oct 6
Safe Start (90%) ✓ Fits season (16 days to spare)
Start indoors: Apr 18 Transplant: Jun 6 🍅 Harvest: Sep 19 – Oct 24

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 Chautauqua County

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

Soil pH

Your soil pH (4.9–6.3) is more acidic than Hubbard Squash prefers (6.0–7.0). Add garden lime to raise pH.

Soil Texture

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

Organic Matter

Organic matter is moderate (3.2%). Annual compost additions will help Hubbard Squash.

How to Plant Hubbard Squash

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

Plant Water Budget

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

Monthly Watering Guide for Hubbard Squash

Hubbard 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 Hubbard Squash Needs Rainfall You Supplement Action
Jan 3.3" 0" ❄️ Dormant
Feb 3.4" 0" ❄️ Dormant
Mar 4.2" 0" ❄️ Dormant
Apr 3.8" 0" ❄️ Dormant
May 4.3" 4.5" 0" ✅ Rainfall sufficient
Jun 4.3" 4.8" 0" ✅ Rainfall sufficient
Jul 4.3" 5.6" 0" ✅ Rainfall sufficient
Aug 4.3" 4.6" 0" ✅ Rainfall sufficient
Sep 4.3" 4.4" 0" ✅ Rainfall sufficient
Oct 4.3" 4.4" 0" ✅ Rainfall sufficient
Nov 3.2" 0" ❄️ Dormant
Dec 3.7" 0" ❄️ Dormant

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

Hubbard 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.

Hubbard Squash needs ~1,512 GDD — county provides 2,282 GDD Excellent fit

Hubbard Squash Planting Timeline — Chautauqua County, NY

Hubbard Squash Planting Calendar

Activity When Date Range
Start Indoors March 31 Mar 31 – Apr 14
Transplant Outdoors May 19 May 19 – Jun 2
Direct Sow May 12 May 12 – Jun 2
Harvest September 1 Sep 1 – Oct 6

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

Month-by-Month Timeline

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

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

1"/week · Natural rainfall sufficient

📅 Days to Maturity

100–120 days

🧪 Soil pH

Needs 6–7 · Your soil: too_acidic

🗺️ USDA Zone

Zone 6a

📆 Growing Season

166 days in Chautauqua County

Growing Tips for Hubbard Squash in Chautauqua County

Direct sow Hubbard Squash outdoors after May 05 in Chautauqua County when soil has warmed and frost danger has passed.

Common pests for Hubbard 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 in short-season areas. Requires ample space and rich soil. Harvest when the skin is very hard and the color is deep. Cure in the sun before storing.

Companion Planting

Good Companions

Avoid Planting Near

  • Potatoes

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Hubbard Squash in Chautauqua County, NY?

Chautauqua County is in Zone 6a with an average last frost of May 5. Plan your Hubbard Squash planting based on this frost date — see the calendar above for exact timing.

What planting zone is Chautauqua County, NY?

Chautauqua County, New York is in USDA Hardiness Zone 6a. The average last spring frost is May 5 and first fall frost is October 18.

🌱

Your Chautauqua County Garden Planner — Free

A 24-page printable planner built for Chautauqua County (Zone 6a). 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 Chautauqua County, NY. 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.