When should I plant Black Radish in Zone 10a?

Direct sow Black Radish outdoors around Jan 16. Expect first harvest around Mar 17.

What is the last frost date for Zone 10a?

The average last spring frost date for Zone 10a is Feb 20. The first fall frost averages Dec 1, giving a 284-day growing season.

Can I grow Black Radish in Zone 10a?

Yes. Black Radish needs 60 days to harvest. Zone 10a has a 284-day growing season, which is sufficient. You can plant up to 16 successions.

Growing Black Radish in Zone 10a

Zone 10a has a year-round growing season. Black Radish can be planted almost any time with proper planning. Darrera gelada: Feb 20. Primera gelada: Dec 1.

Planting Calendar

Outdoor

Harvest

Jan 16Dec 1

Season: Feb 20 – Dec 1 (284 dies) · Succession: plant every 2 weeks (up to 16x)

Zona10a

Darrera geladaFeb 20

Primera geladaDec 1

Temporada284 dies

Collita60 dies

SolSol Ple

When to Plant Black Radish in Zone 10a

Sow Seeds Outdoors: Jan 16

Direct sow Black Radish seeds outdoors around Jan 16. Wait until soil temperature reaches 40F. Space plants at 4/m² (15cm espaiat).

Harvest: Mar 17

First harvest approximately Mar 17 (~60 dies from planting). Continue harvesting until first frost (Dec 1).

Fall Planting: Oct 27

For a fall harvest, plant Black Radish around Oct 27 (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

Plan Your Garden Black Radish

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

Start Free Black Radish Growing Guide