How to Grow Marigold

Updated June 2026

A year-round flower for the home garden across the warmer US.

What it looks like as it grows

marigold established stage — Established

Marigold is a rewarding year-round crop for backyard growers.

When to plant

In frost-free regions marigold can be grown almost year-round. Elsewhere, plant in the milder months on either side of summer. See your region on the marigold page for exact timing.

Varieties

French Marigold, Compact, great for borders/companions (Botanical Interests)
African (American) Marigold, Tall, large blooms (Burpee)

How to grow it

Sun & soil: full sun, rich well-drained soil with even moisture.
Spacing: about 10 in between plants.
Sowing: barely cover the seed.
Water: roughly 0.8 gal per plant every 2 days in hot weather.
Containers: grows well in a pot of 8 in+.

Pests & problems

Watch for Spider mite. In humid regions, Powdery mildew can appear, so space for airflow and water at the roots in the morning.

Harvest

Marigold is usually ready to harvest in roughly 7 weeks. Pick regularly to keep plants productive.

When to plant in your region

Pick your region to see exactly when to plant marigold where you garden.

See what to plant this month

Pick your region for a month-by-month calendar tuned to your climate.

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