When to Plant Radicchio in Olive Hill, Kentucky (41164)

Location

Olive Hill, Kentucky

ZIP Code

41164

USDA Zone

Last Frost

Wednesday, April 15, 2026

📅 Planting Calendar

Start Seeds Indoors Wednesday, March 18, 2026

Transplant Outdoors Wednesday, April 1, 2026

Pro Tip: Start Radicchio seeds indoors 4 weeks before your last frost date, then transplant outdoors around Wednesday, April 1, 2026.

🌿 Plant Details

Scientific Name Cichorium intybus

Days to Maturity 80 days

Mature Height 6-12"

Spread 10"

Type Head

Fruit Size Small-Medium (fist-sized head)

☀️ Growing Requirements

☀️

Sun

Full Sun to Partial Shade

💧

Water

Regular (keep moist)

↔️

Spacing

10" apart

🌱

Planting Depth

0.25" deep

Seeds typically germinate in 5-10 days

Ready to Plant Radicchio in Olive Hill?

Get your seeds now so they're ready by Wednesday, March 18, 2026.

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Growing Radicchio in Zone 6b

Radicchio (Cichorium intybus) is a popular garden vegetable. In Olive Hill, Kentucky, which is in USDA Hardiness Zone 6b, you should start seeds indoors around Wednesday, March 18, 2026.

Your average last frost date is Wednesday, April 15, 2026. Plan to transplant your Radicchio seedlings outdoors around Wednesday, April 1, 2026, about -2 weeks after your last frost date.