When should I plant Black Radish in Zone 2a?

Direct sow Black Radish outdoors around Apr 10. Expect first harvest around Jun 9.

What is the last frost date for Zone 2a?

The average last spring frost date for Zone 2a is May 15. The first fall frost averages Sep 15, giving a 123-day growing season.

Can I grow Black Radish in Zone 2a?

Yes. Black Radish needs 60 days to harvest. Zone 2a has a 123-day growing season, which is sufficient. You can plant up to 4 successions.

Growing Black Radish in Zone 2a

Zone 2a has harsh winters and a short growing season. Start Black Radish early indoors to maximize your harvest window. Siste frost: May 15. Første frost: Sep 15.

Planting Calendar

Outdoor

Harvest

Apr 10Sep 15

Season: May 15 – Sep 15 (123 dager) · Succession: plant every 2 weeks (up to 4x)

Sone2a

Siste frostMay 15

Første frostSep 15

Sesong123 dager

Høst60 dager

SolFull Sol

When to Plant Black Radish in Zone 2a

Sow Seeds Outdoors: Apr 10

Direct sow Black Radish seeds outdoors around Apr 10. Wait until soil temperature reaches 40F. Space plants at 4/m² (15cm avstand).

Harvest: Jun 9

First harvest approximately Jun 9 (~60 dager from planting). Continue harvesting until first frost (Sep 15).

Fall Planting: Aug 11

For a fall harvest, plant Black Radish around Aug 11 (5 weeks before first frost).

Black 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

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

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