Growing Marigolds in Zone 13
When to plant and harvest marigolds in Zone 13— based on your zone's frost dates.
Zone 13 runs warmer than marigolds' usual range (Zones 2–11). Heat can cut the season short, so focus on the cooler shoulder months.
Marigolds planting calendar for Zone 13
These months are derived from Zone 13's frost dates — last frost around None, first frost around None.
Start indoors
December
Sow outdoors
—
Transplant
January
Harvest
March
Free planting calendar
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A month-by-month Zone 13 chart with marigolds already on it — add the rest of your garden, then print it or save it as a PDF.
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Marigolds care at a glance
- Sunlight
- Full sun (6+ hours)
- Water
- Moderate; drought-tolerant once established
- Spacing
- 8–12 in apart
- Days to maturity
- 50–60 days
- Best zones
- 2–11 (warm-season annual)
Growing marigolds in Zone 13: FAQs
Can you grow marigolds in Zone 13?＋
Zone 13 runs warmer than marigolds' usual range (Zones 2–11). Heat can cut the season short, so focus on the cooler shoulder months.
When should I plant marigolds in Zone 13?＋
In Zone 13, start seeds indoors around December. Zone 13's last spring frost is typically None and its first fall frost around None, which sets the planting window.
When to harvest marigolds in Zone 13?＋
Expect to harvest marigolds in Zone 13 around March, depending on the season and variety.
Full Marigolds guide →
Complete care, problems, companions, and harvest tips.
Zone 13 overview →
Frost dates, climate, and everything to grow here.
October in Zone 13 →
What to sow, transplant, and harvest this month.