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When to Plant Radicchio in Winston County, MS

Radicchio is an Italian chicory with stunning red and white leaves and a pleasantly bitter flavor. It forms tight heads and is used in salads, grilled, or braised.

Winston County, Mississippi is in USDA Zone 8a. The average last spring frost is March 24 and the first fall frost is November 7, giving you a growing season of approximately 228 days.

At an elevation of 154 feet, Winston County receives approximately 48.2 inches of rainfall annually with predominantly clay loam soil. Summer highs average 90ยฐF, providing good warmth for Radicchio during the growing season. Clay soil retains moisture well for Radicchio, but amend with compost to improve drainage and prevent root rot.

Winston County, MS (Zone 8a) Long season
228 days
Last Spring Frost March 24
228 growing days
First Fall Frost November 7

Winston County Soil Profile

Soil Type

Clay Loam

Soil pH

5.3-6.6

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (135 days to spare)
Start indoors: Feb 5 Transplant: Mar 12 🍅 Harvest: May 14 – Jun 18
Recommended (50%) ✓ Fits season (130 days to spare)
Start indoors: Feb 17 Transplant: Mar 24 🍅 Harvest: May 26 – Jun 30
Safe Start (90%) ✓ Fits season (127 days to spare)
Start indoors: Mar 11 Transplant: Apr 15 🍅 Harvest: Jun 17 – Jul 22

Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
0.9″/week
You supply
0.1″/week
Watering frequency Only during dry spells
Season total 227 gal / 100 sq ft
Radicchio needs ~1,225 GDD — county provides 3,990 GDD Excellent fit

Radicchio Planting Timeline โ€” Winston County, MS

Radicchio Planting Calendar

Activity When Date Range
Start Indoors February 17 Feb 17 โ€“ Mar 3
Transplant Outdoors March 24 Mar 24 โ€“ Apr 7
Direct Sow March 10 Mar 10 โ€“ Mar 31
Fall Sowing August 29 Aug 29 โ€“ Sep 12
Harvest May 26 May 26 โ€“ Jun 30

Plant 0.5" deep ยท 6" apart ยท Rows 12" apart

Month-by-Month Timeline

MonthActivities
January โ€”
February Start Indoors
March Start Indoors Transplant Outdoors Direct Sow
April Transplant Outdoors
May Harvest
June Harvest
July โ€”
August Fall Sowing
September Fall Sowing
October โ€”
November โ€”
December โ€”

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

60โ€“80 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 8a

Growing Season

228 days

Growing Tips for Winston County

Start in late summer for fall harvest. The red color develops with cool nights and light frost. Harvest when heads are firm and compact.

Companion Planting

Good Companions

Avoid Planting Near

  • Fennel

Level Up Your Garden

Frequently Asked Questions

When should I plant Radicchio in Winston County, MS?

Winston County is in Zone 8a with an average last frost of March 24. Plan your Radicchio planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Winston County, MS?

Winston County, Mississippi is in USDA Hardiness Zone 8a. The average last spring frost is March 24 and first fall frost is November 7.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Winston County gardeners in Zone 8a organize planting dates, track what's growing, and never miss a planting window.

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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Winston County, MS. Local conditions may vary. Last updated: April 2026.