When should I plant Black Radish in Zone 8a?

Direct sow Black Radish outdoors around Mar 1. Harvest around Apr 30.

What is the last frost date for Zone 8a?

The average last spring frost date for Zone 8a is Apr 5. The first fall frost averages Oct 28, giving a 206-day growing season.

Yes. Black Radish needs 60 days to harvest. Zone 8a has a 206-day growing season, which is sufficient. You can plant up to 10 successions.

Zone 8a has warm winters and an extended growing season — excellent for heat-loving crops like Black Radish. Last frost: Apr 5. First frost: Oct 28.

Outdoor

Harvest

Mar 1Oct 28

Season: Apr 5 – Oct 28 (206 days) · Succession: plant every 2 weeks (up to 10x)

Zone8a

Last FrostApr 5

First FrostOct 28

Season Length206 days

Days to Harvest60

SunFull Sun

Frost ToleranceLight

Spacing4/sqft (6" apart)

Direct sow Black Radish seeds outdoors around Mar 1. Soil temperature should be at least 40°F. Space at 4/sqft (6" apart).

First harvest approximately Apr 30 (~60 days from planting). Continue harvesting until first frost (Oct 28).

For a fall harvest, plant Black Radish around Sep 23 (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.