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When to Plant Delicata Squash in Boone County, AR

Boone County, Arkansas Zone 7b May

May to-do list for Boone County, Arkansas

A quick May briefing for Boone County, Arkansas gardeners — what's urgent, what's next, and what can wait.

Avg. last frost April 5
Avg. first frost October 27
Soil temp (4") 65°F
Watering Low
Pest pressure Low
Daylight 13.9 hrs
  1. Start delicata squash indoors

    Starting these indoors now means sturdy transplants ready the moment your soil warms up.

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Delicata squash is a winter squash with an edible skin and sweet, creamy orange flesh. Its compact vines make it suitable for smaller gardens.

Boone County, Arkansas is in USDA Zone 7b. The average last spring frost is April 5 and the first fall frost is October 27, giving you a growing season of approximately 205 days.

At an elevation of 844 feet, Boone County receives approximately 52.1 inches of rainfall annually with predominantly silt loam soil. Summer highs average 90°F, providing good warmth for Delicata Squash during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Delicata Squash root diseases.

Boone County, AR (Zone 7b) Long season
205 days
Last Spring Frost April 5
205 growing days
First Fall Frost October 27

Boone County Soil Profile

Soil Type

Silt Loam

Soil pH

5.2-7.1

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (73 days to spare)
Start indoors: Feb 28 Transplant: Apr 11 🍅 Harvest: Jul 4 – Aug 8
Recommended (50%) ✓ Fits season (72 days to spare)
Start indoors: Mar 8 Transplant: Apr 19 🍅 Harvest: Jul 12 – Aug 16
Safe Start (90%) ✓ Fits season (73 days to spare)
Start indoors: Mar 24 Transplant: May 5 🍅 Harvest: Jul 28 – Sep 1

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 Boone County

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

Soil pH

Your soil pH (5.2–7.1) overlaps with Delicata Squash's range (6.0–7.0), though not a perfect match.

Soil Texture

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

Drainage

Drainage is adequate for Delicata Squash.

Organic Matter

Organic matter is moderate (3.0%). Annual compost additions will help Delicata Squash.

How to Plant Delicata Squash

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

Succession Planting Delicata Squash

2
successive plantings in your 205-day season

Sow every 9.1 weeks. Last sowing by Jul 19 to harvest before frost.

Plant Water Budget

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

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

Monthly Watering Guide for Delicata Squash

Delicata 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 Delicata Squash Needs Rainfall You Supplement Action
Jan 3.7" 0" ❄️ Dormant
Feb 4.5" 0" ❄️ Dormant
Mar 4.5" 0" ❄️ Dormant
Apr 4.3" 4.5" 0" ✅ Rainfall sufficient
May 4.3" 4.6" 0" ✅ Rainfall sufficient
Jun 4.3" 4.1" 0.2" 💧 Light watering
Jul 4.3" 6" 0" ✅ Rainfall sufficient
Aug 4.3" 4.3" 0" ✅ Rainfall sufficient
Sep 4.3" 4.5" 0" ✅ Rainfall sufficient
Oct 4.3" 2.9" 1.4" 💧 Light watering
Nov 3.8" 0" ❄️ Dormant
Dec 4.8" 0" ❄️ Dormant

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

Delicata 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.

Delicata Squash needs ~1,575 GDD — county provides 3,587 GDD Excellent fit

Delicata Squash Planting Timeline — Boone County, AR

Delicata Squash Planting Calendar

Activity When Date Range
Start Indoors March 8 Mar 8 – Mar 22
Transplant Outdoors April 19 Apr 19 – May 3
Direct Sow April 12 Apr 12 – May 3
Harvest July 12 Jul 12 – Aug 16

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

1"/week · Natural rainfall sufficient

📅 Days to Maturity

80–100 days

🧪 Soil pH

Needs 6–7 · Your soil: acceptable

🗺️ USDA Zone

Zone 7b

📆 Growing Season

205 days in Boone County

Growing Tips for Delicata Squash in Boone County

Direct sow Delicata Squash outdoors after April 05 in Boone County when soil has warmed and frost danger has passed.

Common pests for Delicata 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 on mounds. Harvest when skin is hard and ivory with green stripes. The thin skin does not need peeling. Stores 2-3 months in a cool place.

Companion Planting

Good Companions

Avoid Planting Near

  • Potatoes

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Delicata Squash in Boone County, AR?

Boone County is in Zone 7b with an average last frost of April 5. Plan your Delicata Squash planting based on this frost date — see the calendar above for exact timing.

What planting zone is Boone County, AR?

Boone County, Arkansas is in USDA Hardiness Zone 7b. The average last spring frost is April 5 and first fall frost is October 27.

🌱

Your Boone County Garden Planner — Free

A 24-page printable planner built for Boone County (Zone 7b). 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 Boone County, AR. 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.