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When to Plant Radish in Marion County, WV

Radishes are one of the fastest-growing vegetables, with some varieties ready in under a month. They come in round, elongated, and large winter types.

Marion County, West Virginia is in USDA Zone 6a. The average last spring frost is April 30 and the first fall frost is October 17, giving you a growing season of approximately 170 days.

At an elevation of 3,780 feet, Marion County receives approximately 43.6 inches of rainfall annually with predominantly silt loam soil. Summer highs average 85ยฐF, providing good warmth for Radish during the growing season.

Marion County, WV (Zone 6a) Moderate season
170 days
Last Spring Frost April 30
170 growing days
First Fall Frost October 17

Marion County Soil Profile

Soil Type

Silt Loam

Soil pH

5.3-6.7

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (120 days to spare)
Transplant: Apr 24 🍅 Harvest: May 22 – Jun 12
Recommended (50%) ✓ Fits season (121 days to spare)
Transplant: Apr 30 🍅 Harvest: May 28 – Jun 18
Safe Start (90%) ✓ Fits season (113 days to spare)
Transplant: May 22 🍅 Harvest: Jun 19 – Jul 10

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
1.1″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Radish needs ~392 GDD — county provides 2,337 GDD Excellent fit

Radish Planting Timeline โ€” Marion County, WV

Radish Planting Calendar

Activity When Date Range
Direct Sow April 16 Apr 16 โ€“ May 7
Fall Sowing August 8 Aug 8 โ€“ Aug 22
Harvest May 14 May 14 โ€“ Jun 4

Plant 0.5" deep ยท 2" apart ยท Rows 6" apart

Month-by-Month Timeline

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

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

22โ€“35 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 6a

Growing Season

170 days

Growing Tips for Marion County

Direct sow every 1-2 weeks for continuous harvest. Do not transplant. Harvest spring radishes promptly to prevent them from becoming pithy and hot.

Companion Planting

Good Companions

Avoid Planting Near

  • Hyssop

Level Up Your Garden

Frequently Asked Questions

When should I plant Radish in Marion County, WV?

Marion County is in Zone 6a with an average last frost of April 30. Plan your Radish planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Marion County, WV?

Marion County, West Virginia is in USDA Hardiness Zone 6a. The average last spring frost is April 30 and first fall frost is October 17.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Marion County gardeners in Zone 6a organize planting dates, track what's growing, and never miss a planting window.

Get Your Free Garden Planner →

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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 Marion County, WV. Local conditions may vary. Last updated: April 2026.