When to Plant Shishito Pepper in Pasadena, California (91105)

Location

Pasadena, California

ZIP Code

91105

USDA Zone

10a

Last Frost

Sunday, January 25, 2026

📅 Planting Calendar

Start Seeds Indoors Sunday, November 16, 2025

Transplant Outdoors Sunday, February 8, 2026

Pro Tip: Start Shishito Pepper seeds indoors 10 weeks before your last frost date, then transplant outdoors around Sunday, February 8, 2026.

🌿 Plant Details

Scientific Name Capsicum annuum

Days to Maturity 60 days

Mature Height 18-24"

Spread 18"

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Regular (1-2 inches/week)

↔️

Spacing

18" apart

🌱

Planting Depth

0.25" deep

Seeds typically germinate in 7-14 days

Ready to Plant Shishito Pepper in Pasadena?

Get your seeds now so they're ready by Sunday, November 16, 2025.

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🤝 Good Companions

BasilCarrotTomatoMarigold

⚠️ Avoid Planting Near

FennelBrassicas

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Growing Shishito Pepper in Zone 10a

Shishito Pepper (Capsicum annuum) is a popular garden vegetable. In Pasadena, California, which is in USDA Hardiness Zone 10a, you should start seeds indoors around Sunday, November 16, 2025.

Your average last frost date is Sunday, January 25, 2026. Plan to transplant your Shishito Pepper seedlings outdoors around Sunday, February 8, 2026, about 2 weeks after your last frost date.