When to Plant Sweet Pea in San Juan Capistrano, California (92693)

Location

San Juan Capistrano, California

ZIP Code

92693

USDA Zone

10b

Last Frost

Thursday, January 15, 2026

📅 Planting Calendar

Direct Sow Outdoors Thursday, December 18, 2025

Pro Tip: Sow Sweet Pea directly outdoors 4 weeks before your last frost date.

🌿 Plant Details

Scientific Name Lathyrus odoratus

Days to Maturity 65 days

Mature Height 48-72"

Spread 8"

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Regular (1-2 inches/week)

↔️

Spacing

6" apart

🌱

Planting Depth

1" deep

Seeds typically germinate in 10-21 days

Ready to Plant Sweet Pea in San Juan Capistrano?

Get your seeds now so they're ready by Thursday, December 18, 2025.

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🤝 Good Companions

CarrotRadishSpinach

⚠️ Avoid Planting Near

OnionGarlic

Other Plants for San Juan Capistrano

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Growing Sweet Pea in Zone 10b

Sweet Pea (Lathyrus odoratus) is a popular garden vegetable. In San Juan Capistrano, California, which is in USDA Hardiness Zone 10b, you should direct sow seeds around Thursday, December 18, 2025.

Your average last frost date is Thursday, January 15, 2026. Sweet Pea grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.