Root Vegetable

When to Plant Radishes in Florida

The fastest vegetable in the garden — some varieties are ready in just 25 days. Perfect for impatient gardeners and kids.

The Short Answer

Radishes are the fastest vegetable in the Florida cool-season garden — harvest in 25 days from a November planting. They're perfect for filling gaps between slower-maturing crops.

Florida Frost Dates

Your planting dates depend on which part of Florida you're in. Here are the frost date ranges by region:

Region Zones Last Frost (Spring) First Frost (Fall)
North Florida 8a, 8b, 9a Feb 15 - Mar 10 Nov 15 - Dec 10
Central Florida 9a, 9b, 10a Jan 15 - Feb 10 Dec 10 - Jan 5
South Florida 10a, 10b, 11a Rare Rare

Radishes Planting Schedule for Florida

North Florida (Zones 8a, 8b, 9a)

Average last frost: Feb 15 - Mar 10 · Average first frost: Nov 15 - Dec 10

Direct Sow
4 wks before frost
Fall Planting
6 wks before first frost

Central Florida (Zones 9a, 9b, 10a)

Average last frost: Jan 15 - Feb 10 · Average first frost: Dec 10 - Jan 5

Direct Sow
4 wks before frost
Fall Planting
6 wks before first frost

South Florida (Zones 10a, 10b, 11a)

Average last frost: Rare · Average first frost: Rare

Direct Sow
4 wks before frost
Fall Planting
6 wks before first frost

Growing Radishes in Florida

State-Specific Growing Tips

North Florida: sow October through February. Central/South Florida: November through January. The window is short — plant early and succession sow every 2 weeks. Sandy soils grow good radishes with minimal amendment.

Recommended Varieties for Florida

Cherry Belle and Sparkler for speed. UF/IFAS considers radishes the easiest cool-season crop for Florida beginners.

Common Challenges in Florida

Heat ends the season. Flea beetles. The very short Florida cool window limits total harvests.

Growing Tips

Don't let them stay in the ground too long — they get pithy and hot. Succession plant every 2 weeks for continuous harvest.

Companion Planting

Plant radishes alongside these companions for better growth:

Peas Lettuce Carrots Spinach

The Bottom Line

Radishes can be grown successfully in Florida with proper attention to regional frost dates and local growing conditions. Timing varies across the state — North Florida gardeners work with a last frost around Feb 15 - Mar 10, while South Florida sees frost end around Rare. Choose varieties suited to your region, amend your soil based on its specific needs, and monitor for the pests and diseases most common in your area. For exact dates based on your zip code, use our free planting date finder.

Related Guides

Radishes Growing Guide National planting guide with all states Florida Planting Calendar All plants for Florida Radishes in Alabama Alabama planting dates Radishes in Alaska Alaska planting dates Radishes in Arizona Arizona planting dates Radishes in Arkansas Arkansas planting dates
Note: All dates are based on NOAA 30-year Climate Normals and represent historical averages, not predictions for any specific year. Always check your local weather forecast before planting frost-sensitive crops. Learn about our data sources.

Last reviewed: March 29, 2026

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