How to Grow Radish Microgreens

Updated June 2026

A warm-season micro for the home garden across the warmer US.

Radish Microgreens are a rewarding warm-season crop for backyard growers.

When to plant

Plant Radish Microgreens in spring once the soil has warmed and all frost has passed. In the warmest regions a second crop is possible in late summer. See your region on the radish microgreens page for exact timing.

Varieties

Daikon Radish, Spicy, fast microgreen (True Leaf Market)

How to grow it

Sun & soil: part sun to light shade, rich well-drained soil with even moisture.
Spacing: about 0.5 in between plants.
Sowing: barely cover the seed.
Water: roughly 0.8 gal per plant every day in hot weather.

Pests & problems

Watch for Damping off. In humid regions, Damping off can appear, so space for airflow and water at the roots in the morning.

Harvest

Radish Microgreens are usually ready to harvest in about 8 days. Pick regularly to keep plants productive.

When to plant in your region

Pick your region to see exactly when to plant radish microgreens 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 →