When to Plant Swiss Chard in Morro Bay, California (93443)
Location
Morro Bay, California
ZIP Code
93443
USDA Zone
10a
Last Frost
Monday, January 25, 2027
📅 Planting Calendar
Direct Sow Outdoors Monday, December 14, 2026
Pro Tip: Swiss Chard can be directly sown outdoors. Plant 6 weeks before your last frost date.
🌿 Plant Details
Scientific Name Beta vulgaris
Days to Maturity 280 days
☀️ Growing Requirements
☀️
Sun
Full Sun
💧
Water
Regular
Seeds typically germinate in 1-7 days
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Growing Swiss Chard in Zone 10a
Swiss Chard (Beta vulgaris ) is a popular garden vegetable. In Morro Bay, 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. Swiss Chard grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.