When to Plant Head Lettuce in Los Alamitos, California (90721)
Location
Los Alamitos, California
ZIP Code
90721
USDA Zone
10a
Last Frost
Monday, January 25, 2027
📅 Planting Calendar
Direct Sow Outdoors Monday, December 14, 2026
Pro Tip: Head Lettuce can be directly sown outdoors. Plant 6 weeks before your last frost date.
🌿 Plant Details
Scientific Name Lactuca sativa
Days to Maturity 7 days
☀️ Growing Requirements
☀️
Sun
Full Sun
💧
Water
Regular
Seeds typically germinate in 1-7 days
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Growing Head Lettuce in Zone 10a
Head Lettuce (Lactuca sativa) is a popular garden vegetable. In Los Alamitos, California, which is in USDA Hardiness Zone 10a, you should direct sow seeds around Monday, December 14, 2026.
Your average last frost date is Monday, January 25, 2027. Head Lettuce grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.