When should I plant Korean Radish in Zone 1b?

Direct sow Korean Radish outdoors around Apr 20. Expect first harvest around Jun 14.

What is the last frost date for Zone 1b?

The average last spring frost date for Zone 1b is May 25. The first fall frost averages Aug 28, giving a 95-day growing season.

Can I grow Korean Radish in Zone 1b?

Yes. Korean Radish needs 55 days to harvest. Zone 1b has a 95-day growing season, which is sufficient. You can plant up to 2 successions.

Growing Korean Radish in Zone 1b

Zone 1b has harsh winters and a short growing season. Start Korean Radish early indoors to maximize your harvest window. Zadnja slana: May 25. Prva slana: Aug 28.

Planting Calendar

Outdoor

Harvest

Apr 20Aug 28

Season: May 25 – Aug 28 (95 dni) · Succession: plant every 2 weeks (up to 2x)

Cona1b

Zadnja slanaMay 25

Prva slanaAug 28

Sezona95 dni

Žetev55 dni

SoncePolno Sonce

When to Plant Korean Radish in Zone 1b

Sow Seeds Outdoors: Apr 20

Direct sow Korean Radish seeds outdoors around Apr 20. Wait until soil temperature reaches 40F. Space plants at 4/m² (15cm narazen).

Harvest: Jun 14

First harvest approximately Jun 14 (~55 dni from planting). Continue harvesting until first frost (Aug 28).

Fall Planting: Jul 24

For a fall harvest, plant Korean Radish around Jul 24 (5 weeks before first frost).

Korean Radish in Other Zones

1a 1b 2a 2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a 11b 12a 12b 13a 13b

Plan Your Garden Korean Radish

Track Korean Radish from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.

Start Free Korean Radish Growing Guide