When to Plant Rutabaga in Los Osos, California (93402)
Location
Los Osos, California
ZIP Code
93402
USDA Zone
10a
Last Frost
Monday, January 25, 2027
📅 Planting Calendar
Direct Sow Outdoors Monday, December 28, 2026
Pro Tip: Rutabaga can be directly sown outdoors. Plant 4 weeks before your last frost date.
🌿 Plant Details
Scientific Name Brassica napus
Days to Maturity 90 days
☀️ Growing Requirements
☀️
Sun
Full Sun
💧
Water
Regular
Seeds typically germinate in 7-14 days
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Growing Rutabaga in Zone 10a
Rutabaga (Brassica napus) is a popular garden vegetable. In Los Osos, California, which is in USDA Hardiness Zone 10a, you should direct sow seeds around Monday, December 28, 2026.
Your average last frost date is Monday, January 25, 2027. Rutabaga grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.