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When to Plant Radish in Pontotoc County, OK

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.

Pontotoc County, Oklahoma is in USDA Zone 7b. The average last spring frost is March 27 and the first fall frost is November 2, giving you a growing season of approximately 220 days.

At an elevation of 857 feet, Pontotoc County receives approximately 23.3 inches of rainfall annually with predominantly loam soil. Summer highs average 92ยฐF, providing good warmth for Radish during the growing season.

Pontotoc County, OK (Zone 7b) Long season
220 days
Last Spring Frost March 27
220 growing days
First Fall Frost November 2

Pontotoc County Soil Profile

Soil Type

Loam

Soil pH

6.6-7.8

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (172 days to spare)
Transplant: Mar 20 🍅 Harvest: Apr 17 – May 8
Recommended (50%) ✓ Fits season (171 days to spare)
Transplant: Mar 27 🍅 Harvest: Apr 24 – May 15
Safe Start (90%) ✓ Fits season (173 days to spare)
Transplant: Apr 16 🍅 Harvest: May 14 – Jun 4

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
0.4″/week
You supply
0.7″/week
Watering frequency 1-2 times/week
Season total 1,304 gal / 100 sq ft
Drought risk

Water stress score is 6/10 โ€” consider drought-tolerant varieties and mulching

Radish needs ~542 GDD — county provides 4,180 GDD Excellent fit

Radish Planting Timeline โ€” Pontotoc County, OK

Radish Planting Calendar

Activity When Date Range
Direct Sow March 13 Mar 13 โ€“ Apr 3
Fall Sowing August 24 Aug 24 โ€“ Sep 7
Harvest April 10 Apr 10 โ€“ May 1

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

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March Direct Sow
April Direct Sow Harvest
May Harvest
June โ€”
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

22โ€“35 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 7b

Growing Season

220 days

Growing Tips for Pontotoc 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 Pontotoc County, OK?

Pontotoc County is in Zone 7b with an average last frost of March 27. Plan your Radish planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Pontotoc County, OK?

Pontotoc County, Oklahoma is in USDA Hardiness Zone 7b. The average last spring frost is March 27 and first fall frost is November 2.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Pontotoc County gardeners in Zone 7b 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 Pontotoc County, OK. Local conditions may vary. Last updated: April 2026.