When should I plant Radijs in Zone 3b?

Direct sow Radijs outdoors around Apr 10. Expect first harvest around May 5.

What is the last frost date for Zone 3b?

The average last spring frost date for Zone 3b is May 15. The first fall frost averages Sep 22, giving a 130-day growing season.

Can I grow Radijs in Zone 3b?

Yes. Radijs needs 25 days to harvest. Zone 3b has a 130-day growing season, which is sufficient. You can plant up to 7 successions.

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🥔 Kweken van Radijs in Zone 3b

Zone 3b has harsh winters and a short growing season. Start Radijs early indoors to maximize your harvest window. Laatste vorst: May 15. Eerste vorst: Sep 22.

Planting Calendar

Outdoor

Harvest

Apr 10Sep 22

Season: May 15 – Sep 22 (130 dagen) · Succession: plant every 2 weeks (up to 7x)

Zone3b

Laatste vorstMay 15

Eerste vorstSep 22

Seizoen130 dagen

Oogst25 dagen

ZonVolle Zon

When to Plant Radijs in Zone 3b

Sow Seeds Outdoors: Apr 10

Direct sow Radijs seeds outdoors around Apr 10. Wait until soil temperature reaches 40F. Space plants at 16/m² (8cm afstand).

Harvest: May 5

First harvest approximately May 5 (~25 dagen from planting). Continue harvesting until first frost (Sep 22).

Fall Planting: Aug 18

For a fall harvest, plant Radijs around Aug 18 (5 weeks before first frost).

Begeleidende Beplanting

✅ Oost-Indische Kersen✅ Spinazie ✅ Sla✅ Erwten

❌ Hyssop

Radijs in Andere 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 Je Tuin voor Radijs

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

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