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When to plant Acorn Squash in Jackson County, GA

For Acorn Squash in Jackson County, the safe spring window opens around April 2 and closes around April 23. Last expected frost is March 26, first fall frost November 10, giving a 229-day growing season.

When to Plant Acorn Squash in Jackson County, GA

Jackson County, Georgia Zone 8a July

July to-do list for Jackson County, Georgia

Your garden in Jackson County, Georgia is working on a schedule, even when you're not. Here's where you should be this July.

Avg. last frost March 26
Avg. first frost November 10
Soil temp (4") 87°F
Watering Low
Pest pressure High
Daylight 14.1 hrs

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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.

Jackson County, Georgia is in USDA Zone 8a. The average last spring frost is March 26 and the first fall frost is November 10, giving you a growing season of approximately 229 days.

At an elevation of 225 feet, Jackson County receives approximately 55 inches of rainfall annually with predominantly clay loam soil. Summer highs average 93°F, providing good warmth for Acorn Squash during the growing season. Clay soil retains moisture well for Acorn Squash, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Acorn Squash root diseases.

Jackson County, GA (Zone 8a) Long season
229 days
Last Spring Frost March 26
229 growing days
First Fall Frost November 10

Jackson County Soil Profile

Soil Type

Clay Loam

Soil pH

5.6-6.2

Drainage

Well Drained

Acorn Squash Planting Risk Windows

Early Start (70% safe) ✓ Fits season (95 days to spare)
Start indoors: Feb 18 Transplant: Apr 1 🍅 Harvest: Jun 24 – Jul 29
Recommended (50%) ✓ Fits season (96 days to spare)
Start indoors: Feb 26 Transplant: Apr 9 🍅 Harvest: Jul 2 – Aug 6
Safe Start (90%) ✓ Fits season (95 days to spare)
Start indoors: Mar 19 Transplant: Apr 30 🍅 Harvest: Jul 23 – Aug 27

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 Jackson County

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

Soil pH

Your soil pH (5.6–6.2) is within Acorn Squash's preferred range (5.5–7.0).

Soil Texture

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

Organic Matter

Organic matter is moderate (2.9%). 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 229-day season

Sow every 9.1 weeks. Last sowing by Aug 02 to harvest before frost.

Acorn Squash Water Budget

Plant needs
1.1″/week
Rainfall provides
1.0″/week
You supply
0.1″/week
Watering frequency Only during dry spells
Season total 186 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 4.2" 0" ❄️ Dormant
Mar 4.8" 5.4" 0" ✅ Rainfall sufficient
Apr 4.8" 4" 0.8" 💧 Light watering
May 4.8" 4" 0.8" 💧 Light watering
Jun 4.8" 4.9" 0" ✅ Rainfall sufficient
Jul 4.8" 6.1" 0" ✅ Rainfall sufficient
Aug 4.8" 4.9" 0" ✅ Rainfall sufficient
Sep 4.8" 4.3" 0.5" 💧 Light watering
Oct 4.8" 3.7" 1.1" 💧 Light watering
Nov 4.8" 4.6" 0.2" 💧 Light watering
Dec 3.9" 0" ❄️ Dormant

Water needs are for active growing months only (Mar–Nov in Jackson 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 ~1,778 GDD — county provides 4,522 GDD Excellent fit

Acorn Squash Planting Timeline — Jackson County, GA

Acorn Squash Planting Calendar

Activity When Date Range
Start Indoors February 26 Feb 26 – Mar 12
Transplant Outdoors April 9 Apr 9 – Apr 23
Direct Sow April 2 Apr 2 – Apr 23
Harvest July 2 Jul 2 – Aug 6

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

1.1"/week · Only during dry spells

📅 Days to Maturity

80–100 days

🧪 Soil pH

Needs 5.5–7 · Your soil: ideal

🗺️ USDA Zone

Zone 8a

📆 Growing Season

229 days in Jackson County

Growing Tips for Acorn Squash in Jackson County

Direct sow Acorn Squash outdoors after March 26 in Jackson County when soil has warmed and frost danger has passed.

With Jackson County's clay soil (28% clay), work in 3-4 inches of compost before planting Acorn Squash. Avoid tilling when soil is wet to prevent compaction.

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 Jackson County, GA?

Jackson County is in Zone 8a with an average last frost of March 26. Plan your Acorn Squash planting based on this frost date — see the calendar above for exact timing.

What planting zone is Jackson County, GA?

Jackson County, Georgia is in USDA Hardiness Zone 8a. The average last spring frost is March 26 and first fall frost is November 10.

When should I plant Acorn Squash in Jackson County, GA?

In Jackson County, GA, plant Acorn Squash after the last frost (around March 26) and before the first frost (around November 10). Best results when soil holds above 50°F.

What growing zone is Jackson County, GA for Acorn Squash?

Jackson County sits in USDA Zone 8a. Acorn Squash grows reliably in zones 3a through 11b, so it's a good fit here.

Can Acorn Squash grow in Jackson County's climate?

Yes — Acorn Squash grows well in Jackson County's temperate climate. Jackson County averages a 229-day frost-free season, with last frost around March 26 and first frost around November 10.

🌱

Your Jackson County Garden Planner — Free

A 22-page printable planner built for Jackson 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 Jackson County, GA. Local conditions may vary. Last updated: July 2026.

Sources & credits

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