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When to Plant Squash (Winter) in Hot Spring County, AR

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

Hot Spring County, Arkansas is in USDA Zone 7b. The average last spring frost is March 23 and the first fall frost is November 9, giving you a growing season of approximately 231 days.

At an elevation of 754 feet, Hot Spring County receives approximately 50 inches of rainfall annually with predominantly silt loam soil. Summer highs average 88ยฐF, providing good warmth for Squash (Winter) during the growing season.

Hot Spring County, AR (Zone 7b) Long season
231 days
Last Spring Frost March 23
231 growing days
First Fall Frost November 9

Hot Spring County Soil Profile

Soil Type

Silt Loam

Soil pH

5.4-6.9

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (76 days to spare)
Start indoors: Feb 15 Transplant: Mar 29 🍅 Harvest: Jun 21 – Aug 16
Recommended (50%) ✓ Fits season (77 days to spare)
Start indoors: Feb 23 Transplant: Apr 6 🍅 Harvest: Jun 29 – Aug 24
Safe Start (90%) ✓ Fits season (73 days to spare)
Start indoors: Mar 18 Transplant: Apr 29 🍅 Harvest: Jul 22 – Sep 16

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 Hot Spring County

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

Soil pH

Your soil pH (5.4โ€“6.9) overlaps with Squash (Winter)'s range (6.0โ€“7.0), though not a perfect match.

Soil Texture

The silt loam soil in Hot Spring County is excellent for Squash (Winter) โ€” good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

Organic matter is moderate (3.2%). 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 231-day season

Sow every 9.1 weeks. Last sowing by Jul 12 to harvest before frost.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
0.9″/week
You supply
0.1″/week
Watering frequency Only during dry spells
Season total 187 gal / 100 sq ft
Squash (Winter) needs ~1,600 GDD — county provides 3,696 GDD Excellent fit

Squash (Winter) Planting Timeline โ€” Hot Spring County, AR

Squash (Winter) Planting Calendar

Activity When Date Range
Start Indoors February 23 Feb 23 โ€“ Mar 9
Transplant Outdoors April 6 Apr 6 โ€“ Apr 20
Direct Sow March 30 Mar 30 โ€“ Apr 20
Harvest June 29 Jun 29 โ€“ Aug 24

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

โ˜€๏ธ Sun

Full Sun (6-8+ hours)

๐Ÿ’ง Water

1"/week ยท Only during dry spells

๐Ÿ“… Days to Maturity

80โ€“120 days

๐Ÿงช Soil pH

Needs 6โ€“7 ยท Your soil: acceptable

๐Ÿ—บ๏ธ USDA Zone

Zone 7b

๐Ÿ“† Growing Season

231 days in Hot Spring County

Growing Tips for Squash (Winter) in Hot Spring County

Direct sow Squash (Winter) outdoors after March 23 in Hot Spring County 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

Level Up Your Garden

Frequently Asked Questions

When should I plant Squash (Winter) in Hot Spring County, AR?

Hot Spring County is in Zone 7b with an average last frost of March 23. Plan your Squash (Winter) planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Hot Spring County, AR?

Hot Spring County, Arkansas is in USDA Hardiness Zone 7b. The average last spring frost is March 23 and first fall frost is November 9.

๐ŸŒฑ

Plan Your Garden with Confidence

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

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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 Hot Spring County, AR. Local conditions may vary. Last updated: April 2026.