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When to Plant Spaghetti Squash in Arthur County, NE

Spaghetti squash is a winter squash whose cooked flesh separates into pasta-like strands. It is a popular low-carb alternative to pasta.

Arthur County, Nebraska is in USDA Zone 5b. The average last spring frost is May 9 and the first fall frost is October 6, giving you a growing season of approximately 150 days.

At an elevation of 728 feet, Arthur County receives approximately 34 inches of rainfall annually with predominantly loam soil. Summer highs average 81°F, so choose short-season varieties of Spaghetti Squash to ensure they mature before fall.

Arthur County, NE (Zone 5b) Moderate season
150 days
Last Spring Frost May 9
150 growing days
First Fall Frost October 6

Arthur County Soil Profile

Soil Type

Loam

Soil pH

6.2-7.7

Drainage

Well Drained

Monthly Watering Guide for Spaghetti Squash

Spaghetti Squash needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Spaghetti Squash Needs Rainfall You Supplement Action
Jan 2.1" 0" ❄️ Dormant
Feb 2.2" 0" ❄️ Dormant
Mar 3.4" 0" ❄️ Dormant
Apr 3.6" 0" ❄️ Dormant
May 4.3" 4.3" 0" ✅ Rainfall sufficient
Jun 4.3" 2.2" 2.1" 💧 Light watering
Jul 4.3" 3.2" 1.1" 💧 Light watering
Aug 4.3" 3.2" 1.1" 💧 Light watering
Sep 4.3" 2.5" 1.8" 💧 Light watering
Oct 4.3" 3.2" 1.1" 💧 Light watering
Nov 2.6" 0" ❄️ Dormant
Dec 1.8" 0" ❄️ Dormant

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

Spaghetti Squash Planting Timeline — Arthur County, NE

Spaghetti Squash Planting Calendar

Activity When Date Range
Start Indoors April 4 Apr 4 – Apr 18
Transplant Outdoors May 23 May 23 – Jun 6
Direct Sow May 16 May 16 – Jun 6
Harvest August 22 Aug 22 – Sep 19

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

85–100 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 5b

📆 Growing Season

150 days in Arthur County

Growing Tips for Arthur County

Direct sow on mounds after last frost. Harvest when skin turns golden yellow and is hard. Store in a cool, dry place for 2-3 months. Bake or microwave halves until tender.

Companion Planting

Good Companions

Avoid Planting Near

  • Potatoes

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Spaghetti Squash in Arthur County, NE?

Arthur County is in Zone 5b with an average last frost of May 9. Plan your Spaghetti Squash planting based on this frost date — see the calendar above for exact timing.

What planting zone is Arthur County, NE?

Arthur County, Nebraska is in USDA Hardiness Zone 5b. The average last spring frost is May 9 and first fall frost is October 6.

🌱

Your Arthur County Garden Planner — Free

A 22-page printable planner built for Arthur County (Zone 5b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

Instant PDF download. No spam, unsubscribe any time.

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

Sources & credits

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