When should I plant Radishi in Zone 1b?

Direct sow Radishi outdoors around Apr 20. Expect first harvest around May 15.

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 Radishi in Zone 1b?

Yes. Radishi needs 25 days to harvest. Zone 1b has a 95-day growing season, which is sufficient. You can plant up to 5 successions.

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🥔 Growing Radishi in Zone 1b

Zone 1b has harsh winters and a short growing season. Start Radishi early indoors to maximize your harvest window. Baridi ya mwisho: May 25. Baridi ya kwanza: Aug 28.

Planting Calendar

Outdoor

Harvest

Apr 20Aug 28

Season: May 25 – Aug 28 (95 siku) · Succession: plant every 2 weeks (up to 5x)

Eneo1b

Baridi ya mwishoMay 25

Baridi ya kwanzaAug 28

Msimu95 siku

Mavuno25 siku

JuaJua Kamili

When to Plant Radishi in Zone 1b

Sow Seeds Outdoors: Apr 20

Direct sow Radishi seeds outdoors around Apr 20. Wait until soil temperature reaches 40F. Space plants at 16/m² (8cm nafasi).

Harvest: May 15

First harvest approximately May 15 (~25 siku from planting). Continue harvesting until first frost (Aug 28).

Fall Planting: Jul 24

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

Upandaji wa Pamoja

✅ Nasturtium✅ Mchicha ✅ Saladi✅ Njegere

❌ Hyssop

Radishi 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 Radishi

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

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