How to Grow Radish

Updated June 2026

A cool-season root for the home garden across the warmer US.

Radish is a rewarding cool-season crop for backyard growers.

What it looks like as it grows

When to plant

Radish is a cool-season crop. In the South and Southwest, plant in fall through winter when the heat eases. See your region on the radish page for exact timing.

Varieties

Cherry Belle, Quick round red radish (Burpee)
French Breakfast, Mild, elongated heirloom (Baker Creek)

How to grow it

Sun & soil: part sun to light shade, rich well-drained soil with even moisture.
Spacing: about 2 in between plants.
Sowing: sow about 0.5 in deep.
Water: roughly 0.8 gal per plant every 2 days in hot weather.
Containers: grows well in a pot of 6 in+.

Pests & problems

Watch for Flea beetle. In humid regions, Clubroot can appear, so space for airflow and water at the roots in the morning.

Harvest

Radish is usually ready to harvest in roughly 4 weeks. Pick regularly to keep plants productive.

When to plant in your region

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

See what to plant this month

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

Find your region →