When should I plant Black Radish in Zone 11a?

Direct sow Black Radish outdoors around Dec 24. Harvest around Feb 22.

What is the last frost date for Zone 11a?

The average last spring frost date for Zone 11a is Jan 28. The first fall frost averages Dec 22, giving a 328-day growing season.

Yes. Black Radish needs 60 days to harvest. Zone 11a has a 328-day growing season, which is sufficient. You can plant up to 19 successions.

Zone 11a has a year-round growing season. Black Radish can be planted almost any time with proper planning. Last frost: Jan 28. First frost: Dec 22.

Outdoor

Harvest

Dec 24Dec 22

Season: Jan 28 – Dec 22 (328 days) · Succession: plant every 2 weeks (up to 19x)

Zone11a

Last FrostJan 28

First FrostDec 22

Season Length328 days

Days to Harvest60

SunFull Sun

Frost ToleranceLight

Spacing4/sqft (6" apart)

Direct sow Black Radish seeds outdoors around Dec 24. Soil temperature should be at least 40°F. Space at 4/sqft (6" apart).

First harvest approximately Feb 22 (~60 days from planting). Continue harvesting until first frost (Dec 22).

For a fall harvest, plant Black Radish around Nov 17 (5 weeks before first frost).

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

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