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When to Plant Crookneck Squash in Nantucket County, MA

Yellow crookneck squash is a summer squash with a curved neck and bumpy, bright yellow skin. It has a buttery flavor and is best harvested young when 4-6 inches long.

Nantucket County, Massachusetts is in USDA Zone 7a. The average last spring frost is April 12 and the first fall frost is November 4, giving you a growing season of approximately 206 days.

At an elevation of 632 feet, Nantucket County receives approximately 48 inches of rainfall annually with predominantly silt loam soil. Summer highs average 88ยฐF, providing good warmth for Crookneck Squash during the growing season.

Nantucket County, MA (Zone 7a) Long season
206 days
Last Spring Frost April 12
206 growing days
First Fall Frost November 4

Nantucket County Soil Profile

Soil Type

Silt Loam

Soil pH

4.9-6.2

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (112 days to spare)
Start indoors: Mar 12 Transplant: Apr 23 🍅 Harvest: Jun 11 – Jul 9
Recommended (50%) ✓ Fits season (115 days to spare)
Start indoors: Mar 15 Transplant: Apr 26 🍅 Harvest: Jun 14 – Jul 12
Safe Start (90%) ✓ Fits season (107 days to spare)
Start indoors: Apr 5 Transplant: May 17 🍅 Harvest: Jul 5 – Aug 2

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.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
1.0″/week
You supply
0.0″/week
Watering frequency Only during dry spells
Season total 39 gal / 100 sq ft
Crookneck Squash needs ~840 GDD — county provides 3,296 GDD Excellent fit

Crookneck Squash Planting Timeline โ€” Nantucket County, MA

Crookneck Squash Planting Calendar

Activity When Date Range
Start Indoors March 15 Mar 15 โ€“ Mar 29
Transplant Outdoors April 26 Apr 26 โ€“ May 10
Direct Sow April 19 Apr 19 โ€“ May 10
Harvest June 14 Jun 14 โ€“ Jul 12

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

Month-by-Month Timeline

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

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

45โ€“60 days

Soil pH

6 โ€“ 7.5

USDA Zone

Zone 7a

Growing Season

206 days

Growing Tips for Nantucket County

Direct sow after last frost on mounds. Pick frequently while small for tender texture. Skin becomes tough and warty on larger fruits. Very productive in warm weather.

Companion Planting

Good Companions

Avoid Planting Near

  • Potatoes

Level Up Your Garden

Frequently Asked Questions

When should I plant Crookneck Squash in Nantucket County, MA?

Nantucket County is in Zone 7a with an average last frost of April 12. Plan your Crookneck Squash planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Nantucket County, MA?

Nantucket County, Massachusetts is in USDA Hardiness Zone 7a. The average last spring frost is April 12 and first fall frost is November 4.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Nantucket County gardeners in Zone 7a organize planting dates, track what's growing, and never miss a planting window.

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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 Nantucket County, MA. Local conditions may vary. Last updated: April 2026.