Growing Zinnias in Zone 10
When to plant and harvest zinnias in Zone 10— based on your zone's frost dates.
Zone 10 sits comfortably within zinnias' best range (Zones 2–11), so it grows well here on a standard schedule.
Zinnias 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
Free planting calendar
Put zinnias on your own planting calendar
A month-by-month Zone 10 chart with zinnias already on it — add the rest of your garden, then print it or save it as a PDF.
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Zinnias care at a glance
- Sunlight
- Full sun (6+ hours)
- Water
- Moderate; water at the base
- Spacing
- 6–12 in apart
- Days to maturity
- 60–70 days
- Best zones
- 2–11 (warm-season annual)
Growing zinnias in Zone 10: FAQs
Can you grow zinnias in Zone 10?＋
Zone 10 sits comfortably within zinnias' best range (Zones 2–11), so it grows well here on a standard schedule.
When should I plant zinnias 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 zinnias in Zone 10?＋
Expect to harvest zinnias in Zone 10 around April, depending on the season and variety.
Full Zinnias guide →
Complete care, problems, companions, and harvest tips.
Zone 10 overview →
Frost dates, climate, and everything to grow here.
October in Zone 10 →
What to sow, transplant, and harvest this month.