Growing Impatiens in Zone 10
When to plant and harvest impatiens in Zone 10— based on your zone's frost dates.
Zone 10 sits comfortably within impatiens' best range (Zones 2–11), so it grows well here on a standard schedule.
Impatiens 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
May
Free planting calendar
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A month-by-month Zone 10 chart with impatiens already on it — add the rest of your garden, then print it or save it as a PDF.
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Impatiens care at a glance
- Sunlight
- Part shade to full shade (2–4 hours of sun; New Guinea types accept 4–6 hours)
- Water
- 1–1.5 inches per week, very consistent — they wilt fast in drought and are slow to recover in heat
- Spacing
- 8–12 in (standard types) to 12–18 in (New Guinea and SunPatiens)
- Days to maturity
- 70–80 days from seed to blooming size; transplants color up within weeks
- Best zones
- 2–11 (warm-season annual; perennial only in frost-free zones)
Growing impatiens in Zone 10: FAQs
Can you grow impatiens in Zone 10?＋
Zone 10 sits comfortably within impatiens' best range (Zones 2–11), so it grows well here on a standard schedule.
When should I plant impatiens 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 impatiens in Zone 10?＋
Expect to harvest impatiens in Zone 10 around May, depending on the season and variety.
Full Impatiens 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.