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When to Plant Acorn Squash in Cross County, AR

Cross County, Arkansas Zone 8a May

Your May game plan for Cross County, Arkansas

May rewards gardeners who work with the weather, not against it. Here's how to stay in step this month in Cross County, Arkansas.

Avg. last frost March 19
Avg. first frost November 7
Soil temp (4") 67°F
Watering Low
Pest pressure Moderate
Daylight 13.9 hrs
June prep starts now
  • First harvests: acorn squash

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Acorn squash is a small winter squash with dark green, ribbed skin and mildly sweet orange flesh. It is perfect for stuffing and roasting as individual servings.

Cross County, Arkansas is in USDA Zone 8a. The average last spring frost is March 19 and the first fall frost is November 7, giving you a growing season of approximately 233 days.

At an elevation of 531 feet, Cross County receives approximately 53.5 inches of rainfall annually with predominantly silt loam soil. Summer highs average 89°F, providing good warmth for Acorn Squash during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Acorn Squash root diseases.

Cross County, AR (Zone 8a) Long season
233 days
Last Spring Frost March 19
233 growing days
First Fall Frost November 7

Cross County Soil Profile

Soil Type

Silt Loam

Soil pH

5.7-6.7

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (101 days to spare)
Start indoors: Feb 12 Transplant: Mar 26 🍅 Harvest: Jun 18 – Jul 23
Recommended (50%) ✓ Fits season (100 days to spare)
Start indoors: Feb 19 Transplant: Apr 2 🍅 Harvest: Jun 25 – Jul 30
Safe Start (90%) ✓ Fits season (99 days to spare)
Start indoors: Mar 11 Transplant: Apr 22 🍅 Harvest: Jul 15 – Aug 19

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 Cross County

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

Soil pH

Your soil pH (5.7–6.7) is within Acorn Squash's preferred range (5.5–7.0).

Soil Texture

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

Drainage

Drainage is adequate for Acorn Squash.

Organic Matter

Organic matter is moderate (3.1%). Annual compost additions will help Acorn Squash.

How to Plant Acorn Squash

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

Succession Planting Acorn Squash

3
successive plantings in your 233-day season

Sow every 9.1 weeks. Last sowing by Jul 30 to harvest before frost.

Plant Water Budget

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

Monthly Watering Guide for Acorn Squash

Acorn Squash needs approximately 1.1 inches of water per week (4.8" per month). Here's how your county's rainfall compares month by month.

Month Acorn Squash Needs Rainfall You Supplement Action
Jan 5" 0" ❄️ Dormant
Feb 4" 0" ❄️ Dormant
Mar 4.8" 5.5" 0" ✅ Rainfall sufficient
Apr 4.8" 4.7" 0.1" 💧 Light watering
May 4.8" 3.9" 0.9" 💧 Light watering
Jun 4.8" 5.3" 0" ✅ Rainfall sufficient
Jul 4.8" 5.5" 0" ✅ Rainfall sufficient
Aug 4.8" 4.5" 0.3" 💧 Light watering
Sep 4.8" 3.5" 1.3" 💧 Light watering
Oct 4.8" 3" 1.8" 💧 Light watering
Nov 4.8" 4.1" 0.7" 💧 Light watering
Dec 4.4" 0" ❄️ Dormant

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

Acorn 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.

Acorn Squash needs ~1,508 GDD — county provides 3,902 GDD Excellent fit

Acorn Squash Planting Timeline — Cross County, AR

Acorn Squash Planting Calendar

Activity When Date Range
Start Indoors February 19 Feb 19 – Mar 5
Transplant Outdoors April 2 Apr 2 – Apr 16
Direct Sow March 26 Mar 26 – Apr 16
Harvest June 25 Jun 25 – Jul 30

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

1.1"/week · Natural rainfall sufficient

📅 Days to Maturity

80–100 days

🧪 Soil pH

Needs 5.5–7 · Your soil: ideal

🗺️ USDA Zone

Zone 8a

📆 Growing Season

233 days in Cross County

Growing Tips for Acorn Squash in Cross County

Direct sow Acorn Squash outdoors after March 19 in Cross County when soil has warmed and frost danger has passed.

Common pests for Acorn 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 the ground spot turns orange and the skin is hard. Acorn squash has a shorter storage life than butternut, lasting about 2 months.

Companion Planting

Good Companions

Avoid Planting Near

  • Potatoes

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Acorn Squash in Cross County, AR?

Cross County is in Zone 8a with an average last frost of March 19. Plan your Acorn Squash planting based on this frost date — see the calendar above for exact timing.

What planting zone is Cross County, AR?

Cross County, Arkansas is in USDA Hardiness Zone 8a. The average last spring frost is March 19 and first fall frost is November 7.

🌱

Your Cross County Garden Planner — Free

A 24-page printable planner built for Cross County (Zone 8a). 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 Cross County, AR. Local conditions may vary. Last updated: May 2026.

Sources & credits

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