How to Grow Winter Squash (2026)

Watch for squash vine borer; rotate yearly.

Type
Warm-season
USDA zones
3–11
Sun
Full sun
Spacing
36″
Seed depth
1″
Days to harvest
100

Quick answer: Winter Squash is a warm-season crop for zones 3–11 in full sun. Plant after the last frost, space 36″ apart, and expect harvest in about 100 days.

Build your Winter Squash planting card

Pick your state for indoor-start, sow/transplant, and harvest dates you can print.

In Alabama (zone 7–9, last frost ≈ Mar 15, first frost ≈ Nov 15, 245-day season), your Winter Squash plan:

Start seeds indoors
Feb 1
Sow / transplant outdoors
Mar 29
First harvest
Jul 7
Spacing / depth
36″ / 1″

Watch for squash vine borer; rotate yearly. Suits USDA zones 3–11. Dates are typical; confirm with your county extension and the 10-day forecast.

Growing tips

Spacing & planting FAQ

How far apart should I space Winter Squash?
Space Winter Squash about 36 inches apart. That gap keeps air moving through the foliage, which limits fungal disease and gives each plant room to reach its mature width.
Can I plant Winter Squash closer together to save space?
You can tighten spacing slightly in containers or raised beds with strong airflow, but crowding below the recommended 36 inches invites poor circulation, more disease, and weaker growth. For most gardens, stay near 36 inches.
Why does spacing matter for Winter Squash?
Proper spacing reduces competition for water and nutrients, improves pollinator access, and lets foliage dry faster after rain — all of which keep Winter Squash healthier through the season.

More warm-season crops

Spacing, depth, and days-to-harvest are typical values from university extension guides. Planting dates are computed from typical USDA/extension freeze dates (USDA Plant Hardiness Zone Map (2023) + state cooperative extension typical freeze dates); confirm locally before acting.

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