When to Plant Turnip in San Bruno, California (94066)
Location
San Bruno, California
ZIP Code
94066
USDA Zone
10a
Last Frost
Monday, January 25, 2027
📅 Planting Calendar
Direct Sow Outdoors Monday, December 14, 2026
Pro Tip: Turnip can be directly sown outdoors. Plant 6 weeks before your last frost date.
🌿 Plant Details
Scientific Name Brassica rapa
Days to Maturity 91 days
☀️ Growing Requirements
☀️
Sun
Full Sun
💧
Water
Regular
Seeds typically germinate in 1-7 days
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Growing Turnip in Zone 10a
Turnip (Brassica rapa) is a popular garden vegetable. In San Bruno, 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. Turnip grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.