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When to Plant Watermelon Radish in Gainesville, Florida (32607)

Location

Gainesville, Florida

ZIP Code

32607

USDA Zone

9a

Last Frost

Friday, February 20, 2026

📅 Planting Calendar

Direct Sow Outdoors Friday, January 23, 2026

Pro Tip: Sow Watermelon Radish directly outdoors 4 weeks before your last frost date.

🌿 Plant Details

Scientific Name Raphanus sativus
Days to Maturity 60 days
Mature Height 6-10"
Spread 4"

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Regular (1-2 inches/week)

↔️

Spacing

4" apart

🌱

Planting Depth

0.5" deep

Seeds typically germinate in 3-7 days

Ready to Plant Watermelon Radish in Gainesville?

Get your seeds now so they're ready by Friday, January 23, 2026.

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🤝 Good Companions

CarrotSpinachLettucePea

⚠️ Avoid Planting Near

Hyssop

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Growing Watermelon Radish in Zone 9a

Watermelon Radish (Raphanus sativus) is a popular garden vegetable. In Gainesville, Florida, which is in USDA Hardiness Zone 9a, you should direct sow seeds around Friday, January 23, 2026.

Your average last frost date is Friday, February 20, 2026. Watermelon Radish grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.