Growing Begonias in Zone 10
When to plant and harvest begonias in Zone 10— based on your zone's frost dates.
Zone 10 sits comfortably within begonias' best range (Zones 3–11), so it grows well here on a standard schedule.
Begonias 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
November
Sow outdoors
—
Transplant
February
Harvest
—
Free planting calendar
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A month-by-month Zone 10 chart with begonias already on it — add the rest of your garden, then print it or save it as a PDF.
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Begonias care at a glance
- Sunlight
- Partial shade to full sun; green-leafed types prefer more shade, bronze-leafed types tolerate more sun
- Water
- 1 inch per week, even moisture; do not allow to dry out, but never waterlog
- Spacing
- 8–12 in apart
- Days to maturity
- 12–14 weeks from seed; blooms almost immediately from purchased transplants
- Best zones
- 3–11 (tender perennial grown as annual in frost-prone zones; overwinters in 10–11)
Growing begonias in Zone 10: FAQs
Can you grow begonias in Zone 10?＋
Zone 10 sits comfortably within begonias' best range (Zones 3–11), so it grows well here on a standard schedule.
When should I plant begonias in Zone 10?＋
In Zone 10, start seeds indoors around November. 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 begonias in Zone 10?＋
Harvest timing depends on your planting date and variety — begonias typically matures in 12–14 weeks from seed; blooms almost immediately from purchased transplants. See the full guide for harvest cues.
Full Begonias 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.