Local Growing Guide
Grow Choy Sum in San Diego, CA
Your local guide to growing choy sum in San Diego — zone-specific timing, local tips, and care advice.
Fall-Spring
📍 San Diego
🌡️ Zone 10a
Days to Harvest
35–50
Spacing
6–10"
Method
Direct sow
Season
Fall-Spring
When to Plant Choy Sum in San Diego
San Diego sits in USDA Zone 10a. Here are your local planting windows.
Direct Sow
Sept – Mar
Growing Choy Sum in San Diego
📋 Key Timing
Flowering Chinese cabbage. Harvest flower stalks young. Bolts quickly in heat.
Sow seeds directly in your San Diego garden between Sept – Mar.
Watch for These Pests in San Diego
flea beetles
aphids
Frequently Asked Questions
Can I grow Choy Sum in San Diego?
Yes! Choy Sum grows well in San Diego's Zone 10a climate. Flowering Chinese cabbage. Harvest flower stalks young. Bolts quickly in heat.
When to plant Choy Sum in San Diego?
Direct sow choy sum between Sept – Mar in San Diego.
Does Choy Sum need shade in San Diego?
Choy Sum generally handles San Diego's climate well without shade cloth, though afternoon shade can help during heat waves.
More Growing Guides
Full Choy Sum growing guide · Zone 10 planting dates · All plants for San Diego