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When to Plant Acorn Squash in Nemaha County, KS

Nemaha County, Kansas Zone 6a May

Top priorities for Nemaha County, Kansas gardeners in May

Each item below is timed to Nemaha County, Kansas's frost dates and soil temperatures. Skip nothing, stress about nothing.

Avg. last frost April 23
Avg. first frost October 10
Soil temp (4") 59°F
Watering Moderate
Pest pressure Low
Daylight 14.2 hrs
  1. Harden off and plant acorn squash

    Frost risk is low now in Nemaha County, Kansas. If you've been covering beds overnight, you can stop.

  2. Sow acorn squash in trays indoors

    Bottom-water once the first true leaves appear — it keeps stems dry and knocks back damping-off.

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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.

Nemaha County, Kansas is in USDA Zone 6a. The average last spring frost is April 23 and the first fall frost is October 10, giving you a growing season of approximately 170 days.

At an elevation of 665 feet, Nemaha County receives approximately 21.7 inches of rainfall annually with predominantly loam soil. Summer highs average 85°F, providing good warmth for Acorn Squash during the growing season.

Nemaha County, KS (Zone 6a) Moderate season
170 days
Last Spring Frost April 23
170 growing days
First Fall Frost October 10
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Nemaha County Soil Profile

Soil Type

Loam

Soil pH

6.6-7.4

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (38 days to spare)
Start indoors: Mar 13 Transplant: May 1 🍅 Harvest: Jul 24 – Aug 28
Recommended (50%) ✓ Fits season (37 days to spare)
Start indoors: Mar 19 Transplant: May 7 🍅 Harvest: Jul 30 – Sep 3
Safe Start (90%) ✓ Fits season (34 days to spare)
Start indoors: Apr 6 Transplant: May 25 🍅 Harvest: Aug 17 – Sep 21

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 Nemaha County

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

Soil pH

Your soil pH (6.6–7.4) overlaps with Acorn Squash's range (5.5–7.0), though not a perfect match.

Soil Texture

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

Organic Matter

Organic matter is moderate (3.3%). 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

2
successive plantings in your 170-day season

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

Plant Water Budget

Plant needs
1.1″/week
Rainfall provides
0.5″/week
You supply
0.7″/week
Watering frequency 1-2 times/week
Season total 1,024 gal / 100 sq ft
Drought risk

Water stress score is 6/10 — consider drought-tolerant varieties and mulching

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 0.6" 0" ❄️ Dormant
Feb 0.7" 0" ❄️ Dormant
Mar 1.5" 0" ❄️ Dormant
Apr 4.8" 2.3" 2.5" 🚿 Regular watering
May 4.8" 3.2" 1.6" 💧 Light watering
Jun 4.8" 3.4" 1.4" 💧 Light watering
Jul 4.8" 3.1" 1.7" 💧 Light watering
Aug 4.8" 2.3" 2.5" 🚿 Regular watering
Sep 4.8" 2.2" 2.6" 🚿 Regular watering
Oct 4.8" 1.2" 3.6" 🚿 Regular watering
Nov 0.8" 0" ❄️ Dormant
Dec 0.6" 0" ❄️ Dormant

Water needs are for active growing months only (Apr–Oct in Nemaha 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 ~1,238 GDD — county provides 2,337 GDD Excellent fit

Acorn Squash Planting Timeline — Nemaha County, KS

Acorn Squash Planting Calendar

Activity When Date Range
Start Indoors March 19 Mar 19 – Apr 2
Transplant Outdoors May 7 May 7 – May 21
Direct Sow April 30 Apr 30 – May 21
Harvest July 30 Jul 30 – Sep 3

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

Month-by-Month Timeline

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

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

1.1"/week · 1-2 times/week

📅 Days to Maturity

80–100 days

🧪 Soil pH

Needs 5.5–7 · Your soil: acceptable

🗺️ USDA Zone

Zone 6a

📆 Growing Season

170 days in Nemaha County

Growing Tips for Acorn Squash in Nemaha County

Direct sow Acorn Squash outdoors after April 23 in Nemaha 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.

Nemaha County receives only 22" of rain annually. Acorn Squash needs consistent moisture — install drip irrigation or water deeply 2-3 times per week.

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 Nemaha County, KS?

Nemaha County is in Zone 6a with an average last frost of April 23. Plan your Acorn Squash planting based on this frost date — see the calendar above for exact timing.

What planting zone is Nemaha County, KS?

Nemaha County, Kansas is in USDA Hardiness Zone 6a. The average last spring frost is April 23 and first fall frost is October 10.

🌱

Your Nemaha County Garden Planner — Free

A 24-page printable planner built for Nemaha County (Zone 6a). 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 Nemaha County, KS. Local conditions may vary. Last updated: May 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.