Local Growing Guide
Grow Green Onions in San Diego, CA
Your local guide to growing green onions in San Diego — zone-specific timing, local tips, and care advice.
Year-Round
📍 San Diego
🌡️ Zone 10a
Days to Harvest
50–70
Spacing
2–3"
Method
Both
Season
Year-Round
When to Plant Green Onions in San Diego
San Diego sits in USDA Zone 10a. Here are your local planting windows.
Transplant Outdoors
Year-round
Direct Sow
Year-round
Growing Green Onions in San Diego
📋 Key Timing
One of the easiest year-round crops in zone 10. Cut and they regrow.
Move seedlings to the garden between Year-round. Sow seeds directly in your San Diego garden between Year-round.
Watch for These Pests in San Diego
Frequently Asked Questions
Can I grow Green Onions in San Diego?
Yes! Green Onions grows well in San Diego's Zone 10a climate. One of the easiest year-round crops in zone 10. Cut and they regrow.
When to plant Green Onions in San Diego?
Transplant green onions outdoors between Year-round for best results in San Diego.
Do Green Onions need shade in San Diego?
Green Onions generally handle San Diego's climate well without shade cloth, though afternoon shade can help during heat waves.
More Growing Guides
Full Green Onions growing guide · Zone 10 planting dates · All plants for San Diego