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When to Plant Acorn Squash in USDA Zone 7a

Zone 7a Zone 7a May

May to-do list for Zone 7a

We've pulled the most time-sensitive tasks for Zone 7a this May and put them front and centre. Tackle them in order.

Avg. last frost April 15
Avg. first frost October 24
  1. Fire up the seed-starting tray: acorn squash

    These need a head start before your last frost (April 15). Sow into cells now so you're ready to transplant in a few weeks.

Send me my free Zone 7a Planting Guide →

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.

In Zone 7a, the average last spring frost is around March 25 and the first fall frost is around November 1, giving you a growing season of approximately 221 days.

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Zone 7a Long season
221 days
Last Spring Frost March 25
221 growing days
First Fall Frost November 1

Acorn Squash Planting Timeline — Zone 7a

Where Is USDA Zone 7a?

The map below highlights the states that contain Zone 7a. Click any state to see the Acorn Squash planting schedule for that location.

Prints a clean, ink-friendly version without maps or navigation.

Acorn Squash Planting Calendar — Zone 7a

Activity When Date Range
Start Indoors February 25 Feb 25 – Mar 11
Transplant Outdoors April 8 Apr 8 – Apr 22
Direct Sow April 1 Apr 1 – Apr 22
Harvest July 1 Jul 1 – Aug 5

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

Free Zone 7a Planting Calendar PDF

Know exactly when to plant every crop in your zone. Get a printable month-by-month calendar customized for Zone 7a with start dates, transplant windows, and harvest times.

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Growing Conditions

Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

Days to Maturity

80–100 days

Soil pH

5.5 – 7

Zone Temperature Range

°F to °F average annual minimum

Growing Season

221 days (Zone average)

Planting Specifications

Planting Depth1 inches
Plant Spacing30 inches apart
Row Spacing42 inches between rows

Succession Planting Acorn Squash in Zone

3
successive plantings in Zone 's ~221-day season

Sow every 9.1 weeks for continuous harvest throughout the season.

Growing Tips for Acorn Squash in Zone

Zone has a short growing season (~221 days). Start Acorn Squash indoors early and use season-extension techniques like row covers and cold frames.

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
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Saving Acorn Squash Seeds

Recommended for Your Garden

🌱
Seed Starting Trays $8-20

Start seeds indoors with reusable cell trays and humidity domes.

🧪
Soil Test Kit $12-25

Test your soil pH, nitrogen, phosphorus, and potassium levels before planting.

🏷️
Garden Plant Markers $6-12

Keep your garden organized with durable, weather-resistant plant labels.

Related Plants

Frequently Asked Questions

When should I plant Acorn Squash in Zone 7a?

In Zone 7a, plan your Acorn Squash planting around the average last frost date of March 25. Start seeds indoors around February 25. Direct sow outdoors around April 1. Transplant seedlings around April 8.

Can Acorn Squash grow in Zone 7a?

Yes, Acorn Squash can grow well in Zone 7a, hardy in USDA zones 3a through 11b. Zone 7a has a growing season of approximately 221 days, which is sufficient for Acorn Squash (80-100 days to maturity).

When can I harvest Acorn Squash in Zone 7a?

In Zone 7a, expect to harvest Acorn Squash from July 1 – August 5. Acorn Squash takes 80-100 days from planting to harvest.

What is the last frost date for Zone 7a?

The average last spring frost in Zone 7a is around March 25, and the first fall frost is around November 1. This gives a growing season of approximately 221 days. These are 50% probability dates — actual frost dates vary year to year.

What should I plant next to Acorn Squash?

Good companion plants for Acorn Squash include Corn, Green Beans. These companions can help with pest control, pollination, and nutrient sharing.

🌱

Your Free Printable Garden Planner

A 24-page printable planner tailored to your zone. Planting dates, monthly task lists, harvest log, seed inventory, and succession charts — everything you need to plan a full season.

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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals, University Cooperative Extension planting guides. Planting dates are estimates based on average frost dates — 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.