When to Plant Acorn Squash in Laguna Niguel, California (92607)

Location

Laguna Niguel, California

ZIP Code

92607

USDA Zone

10b

Last Frost

Thursday, January 15, 2026

📅 Your 2026 Planting Dates

Start Seeds Indoors

Thursday, December 18, 2025

Transplant Outdoors

Thursday, January 29, 2026

Based on last frost Thursday, January 15, 2026 · Zone 10b

Pro tip: Start Acorn Squash seeds indoors 4 weeks before your last frost date, then transplant outdoors around Thursday, January 29, 2026.

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🌿 Plant Details

Scientific Name Cucurbita pepo

Days to Maturity 85 days

Mature Height 12-18"

Spread 60"

Type Vine

Fruit Size Small-Medium (1-2 lbs)

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Regular (1 inch/week)

↔️

Spacing

48" apart

🌱

Planting Depth

1" deep

Seeds typically germinate in 5-10 days

Ready to Plant Acorn Squash in Laguna Niguel?

Get your seeds now so they're ready by Thursday, December 18, 2025.

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🤝 Good Companions

CornBeanMarigoldNasturtium

⚠️ Avoid Planting Near

Potato

🤝

Full Companion Planting Guide for Acorn Squash

See which plants help Acorn Squash thrive, which to keep away, and raised bed layout tips →

🛠️ Supplies You'll Need

🌱 Seed Starting Trays 🪴 Seed Starting Mix 💡 Grow Lights 🌡️ Heat Mat 🪵 Raised Garden Bed 🌍 Vegetable Garden Soil 🛠️ Hand Trowel Set 🚿 Watering Can

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🌾 Seed Saving Guide

🟡 Moderate

✅ Open-pollinated — seeds grow true to parent

When to Harvest Seed

Let fruit mature fully on the vine — cure for 1 month after harvest before extracting seeds.

Processing

Scoop seeds from cured squash, rinse, dry flat for 2 weeks.

Seed Viability

Up to 4 years when stored cool, dark, and dry.

Pro Tip

Acorn squash (C. pepo) crosses with zucchini, delicata, and other C. pepo squashes. Isolate by 500 feet.

🪴

Raised Bed Planting Guides

A 4×8 bed fits 2 plants of Acorn Squash. See plant counts, spacing grids, and companion pairings for every bed size →

Frequently Asked Questions

When should I plant Acorn Squash in Laguna Niguel, California? +

In Laguna Niguel (Zone 10b), start Acorn Squash seeds indoors around Thursday, December 18, 2025 and transplant outdoors around Thursday, January 29, 2026.

What is the last frost date for Laguna Niguel, California? +

The average last spring frost date for Laguna Niguel, California (ZIP 92607) is around Thursday, January 15, 2026. This is based on NOAA climate normals for USDA Zone 10b.

How long does Acorn Squash take to grow? +

Acorn Squash typically matures in about 85 days from transplanting. In Laguna Niguel, that means you can expect harvest around Thursday, January 29, 2026 plus 85 days.

Should I start Acorn Squash indoors or direct sow in California? +

Acorn Squash should be started indoors 4 weeks before your last frost date. In Laguna Niguel, that means starting around Thursday, December 18, 2025.

📚 More Acorn Squash Planting Guides

🗺️

Acorn Squash in California

Zone-by-zone breakdown · Full state guide

→ 🌡️

Zone 10b Acorn Squash Guide

All cities in your zone · Avg dates

→

Other Plants for Laguna Niguel

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Growing Acorn Squash in Zone 10b

Acorn Squash (Cucurbita pepo) is a popular garden vegetable. In Laguna Niguel, California, which is in USDA Hardiness Zone 10b, you should start seeds indoors around Thursday, December 18, 2025.

Your average last frost date is Thursday, January 15, 2026. Plan to transplant your Acorn Squash seedlings outdoors around Thursday, January 29, 2026, about 2 weeks after your last frost date.