Local Growing Guide
Grow Marigolds in San Diego, CA
Your local guide to growing marigolds in San Diego — zone-specific timing, local tips, and care advice.
Spring
📍 San Diego
🌡️ Zone 10a
Days to Harvest
45–60
Spacing
8–12"
Method
Both
Season
Spring
When to Plant Marigolds in San Diego
San Diego sits in USDA Zone 10a. Here are your local planting windows.
Transplant Outdoors
Mar – May
Direct Sow
Mar – Jul
Growing Marigolds in San Diego
📋 Key Timing
Natural pest repellent. Plant alongside tomatoes and peppers.
Move seedlings to the garden between Mar – May. Sow seeds directly in your San Diego garden between Mar – Jul.
Watch for These Pests in San Diego
aphids (trap crop — attracts them away from veggies)
Frequently Asked Questions
Can I grow Marigolds in San Diego?
Yes! Marigolds grows well in San Diego's Zone 10a climate. Natural pest repellent. Plant alongside tomatoes and peppers.
When to plant Marigolds in San Diego?
Transplant marigolds outdoors between Mar – May for best results in San Diego.
Do Marigolds need shade in San Diego?
Marigolds generally handle San Diego's climate well without shade cloth, though afternoon shade can help during heat waves.
More Growing Guides
Full Marigolds growing guide · Zone 10 planting dates · All plants for San Diego