When should I plant Radish in Zone 8a?

Direct sow Radish outdoors around Mar 1. Harvest around Mar 26.

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. Radish needs 25 days to harvest. Zone 8a has a 206-day growing season, which is sufficient. You can plant up to 12 successions.

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Zone 8a has warm winters and an extended growing season — excellent for heat-loving crops like 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 12x)

Zone8a

Last FrostApr 5

First FrostOct 28

Season Length206 days

Days to Harvest25

SunFull Sun

Frost ToleranceLight

Spacing16/sqft (3" apart)

Direct sow Radish seeds outdoors around Mar 1. Soil temperature should be at least 40°F. Space at 16/sqft (3" apart).

First harvest approximately Mar 26 (~25 days from planting). Continue harvesting until first frost (Oct 28).

For a fall harvest, plant Radish around Sep 23 (5 weeks before first frost).

✅ Nasturtiums✅ Spinach ✅ Lettuce✅ Peas

❌ Hyssop

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