Growing Zucchini & Summer Squash in Zone 10
When to plant and harvest zucchini & summer squash in Zone 10— based on your zone's frost dates.
Zone 10 sits comfortably within zucchini & summer squash's best range (Zones 3–11), so it grows well here on a standard schedule.
Zucchini & Summer Squash planting calendar for Zone 10
These months are derived from Zone 10's frost dates — last frost around Rare or none, first frost around Rare — December to January in coldest years.
Start indoors
—
Sow outdoors
February
Transplant
—
Harvest
April
Zucchini & Summer Squash care at a glance
- Sunlight
- Full sun (6+ hours)
- Water
- 1–2 inches per week, deep
- Spacing
- 24–36 in apart
- Days to maturity
- 45–60 days
- Best zones
- 3–11
Growing zucchini & summer squash in Zone 10: FAQs
Can you grow zucchini & summer squash in Zone 10?＋
Zone 10 sits comfortably within zucchini & summer squash's best range (Zones 3–11), so it grows well here on a standard schedule.
When should I plant zucchini & summer squash in Zone 10?＋
In Zone 10, sow outdoors around February. Zone 10's last spring frost is typically Rare or none and its first fall frost around Rare — December to January in coldest years, which sets the planting window.
When to harvest zucchini & summer squash in Zone 10?＋
Expect to harvest zucchini & summer squash in Zone 10 around April, depending on the season and variety.
Full Zucchini & Summer Squash guide →
Complete care, problems, companions, and harvest tips.
Zone 10 overview →
Frost dates, climate, and everything to grow here.
June in Zone 10 →
What to sow, transplant, and harvest this month.