When should I plant Black Radish in Zone 8b?

Direct sow Black Radish outdoors around Feb 15. Harvest around Apr 16.

What is the last frost date for Zone 8b?

The average last spring frost date for Zone 8b is Mar 22. The first fall frost averages Nov 10, giving a 233-day growing season.

Yes. Black Radish needs 60 days to harvest. Zone 8b has a 233-day growing season, which is sufficient. You can plant up to 12 successions.

Zone 8b has warm winters and an extended growing season — excellent for heat-loving crops like Black Radish. Last frost: Mar 22. First frost: Nov 10.

Outdoor

Harvest

Feb 15Nov 10

Season: Mar 22 – Nov 10 (233 days) · Succession: plant every 2 weeks (up to 12x)

Zone8b

Last FrostMar 22

First FrostNov 10

Season Length233 days

Days to Harvest60

SunFull Sun

Frost ToleranceLight

Spacing4/sqft (6" apart)

Direct sow Black Radish seeds outdoors around Feb 15. Soil temperature should be at least 40°F. Space at 4/sqft (6" apart).

First harvest approximately Apr 16 (~60 days from planting). Continue harvesting until first frost (Nov 10).

For a fall harvest, plant Black Radish around Oct 6 (5 weeks before first frost).

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