Blog

When to Plant Squash (Winter) in Choctaw County, OK

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

Choctaw County, Oklahoma is in USDA Zone 7b. The average last spring frost is March 18 and the first fall frost is November 12, giving you a growing season of approximately 239 days.

At an elevation of 576 feet, Choctaw County receives approximately 24.4 inches of rainfall annually with predominantly loam soil. Summer highs average 91ยฐF, providing good warmth for Squash (Winter) during the growing season.

Choctaw County, OK (Zone 7b) Long season
239 days
Last Spring Frost March 18
239 growing days
First Fall Frost November 12

Choctaw County Soil Profile

Soil Type

Loam

Soil pH

6.4-7.5

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (86 days to spare)
Start indoors: Feb 7 Transplant: Mar 21 🍅 Harvest: Jun 13 – Aug 8
Recommended (50%) ✓ Fits season (85 days to spare)
Start indoors: Feb 18 Transplant: Apr 1 🍅 Harvest: Jun 24 – Aug 19
Safe Start (90%) ✓ Fits season (73 days to spare)
Start indoors: Mar 17 Transplant: Apr 28 🍅 Harvest: Jul 21 – Sep 15

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
0.4″/week
You supply
1.1″/week
Watering frequency 2-3 times/week
Season total 2,224 gal / 100 sq ft
Drought risk

Water stress score is 6/10 โ€” consider drought-tolerant varieties and mulching

Squash (Winter) needs ~1,825 GDD — county provides 4,361 GDD Excellent fit

Squash (Winter) Planting Timeline โ€” Choctaw County, OK

Squash (Winter) Planting Calendar

Activity When Date Range
Start Indoors February 18 Feb 18 โ€“ Mar 4
Transplant Outdoors April 1 Apr 1 โ€“ Apr 15
Direct Sow March 25 Mar 25 โ€“ Apr 15
Harvest June 24 Jun 24 โ€“ Aug 19

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

Month-by-Month Timeline

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

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

80โ€“120 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 7b

Growing Season

239 days

Growing Tips for Choctaw County

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

Level Up Your Garden

Frequently Asked Questions

When should I plant Squash (Winter) in Choctaw County, OK?

Choctaw County is in Zone 7b with an average last frost of March 18. Plan your Squash (Winter) planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Choctaw County, OK?

Choctaw County, Oklahoma is in USDA Hardiness Zone 7b. The average last spring frost is March 18 and first fall frost is November 12.

๐ŸŒฑ

Plan Your Garden with Confidence

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

Get Your Free Garden Planner →

Free download. Plan your entire garden season in minutes.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Choctaw County, OK. Local conditions may vary. Last updated: April 2026.