When to Plant Serrano Pepper in Rancho Santa Fe, California (92091)
Location
Rancho Santa Fe, California
ZIP Code
92091
USDA Zone
10a
Last Frost
Monday, January 25, 2027
📅 Planting Calendar
Start Seeds Indoors Monday, November 16, 2026
Transplant Outdoors Monday, February 8, 2027
Pro Tip: Start Serrano Pepper seeds indoors 10 weeks before your last frost date for best results.
🌿 Plant Details
Scientific Name Capsicum annuum
Days to Maturity 80 days
☀️ Growing Requirements
☀️
Sun
Full Sun
💧
Water
Regular
Seeds typically germinate in 7-14 days
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Growing Serrano Pepper in Zone 10a
Serrano Pepper (Capsicum annuum) is a popular garden vegetable. In Rancho Santa Fe, California, which is in USDA Hardiness Zone 10a, you should start seeds indoors around Monday, November 16, 2026.
Your average last frost date is Monday, January 25, 2027. Plan to transplant your Serrano Pepper seedlings outdoors around Monday, February 8, 2027, about 2 weeks after your last frost date.