Growing Sweet Peas in Zone 10
When to plant and harvest sweet peas in Zone 10— based on your zone's frost dates.
Zone 10 runs warmer than sweet peas' usual range (Zones 3–8). Heat can cut the season short, so focus on the cooler shoulder months.
Sweet Peas 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
January
Transplant
—
Harvest
—
Sweet Peas care at a glance
- Sunlight
- Full sun (6+ hours); afternoon shade in heat
- Water
- 1 inch per week, consistent
- Spacing
- 6 in apart
- Days to maturity
- 75–90 days to first bloom
- Best zones
- 3–8 (cool-season annual; sow in fall in mild zones)
Growing sweet peas in Zone 10: FAQs
Can you grow sweet peas in Zone 10?＋
Zone 10 runs warmer than sweet peas' usual range (Zones 3–8). Heat can cut the season short, so focus on the cooler shoulder months.
When should I plant sweet peas in Zone 10?＋
In Zone 10, sow outdoors around January. 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 sweet peas in Zone 10?＋
Harvest timing depends on your planting date and variety — sweet peas typically matures in 75–90 days to first bloom. See the full guide for harvest cues.
Full Sweet Peas 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.