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When to Plant Radish in Neshoba County, MS

Neshoba County, Mississippi Zone 8b May

What to do in May

Each item below is timed to Neshoba County, Mississippi's frost dates and soil temperatures. Skip nothing, stress about nothing.

Avg. last frost March 22
Avg. first frost November 7
Soil temp (4") 73°F
Watering Low
Pest pressure High
Daylight 13.7 hrs

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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.

Neshoba County, Mississippi is in USDA Zone 8b. The average last spring frost is March 22 and the first fall frost is November 7, giving you a growing season of approximately 230 days.

At an elevation of 231 feet, Neshoba County receives approximately 50.5 inches of rainfall annually with predominantly clay loam soil. Summer highs average 97°F, so Radish may need afternoon shade and extra watering during peak heat. Clay soil retains moisture well for Radish, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Radish root diseases.

Neshoba County, MS (Zone 8b) Long season
230 days
Last Spring Frost March 22
230 growing days
First Fall Frost November 7
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Neshoba County Soil Profile

Soil Type

Clay Loam

Soil pH

5.6-6.5

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (187 days to spare)
Transplant: Mar 10 🍅 Harvest: Apr 7 – Apr 28
Recommended (50%) ✓ Fits season (181 days to spare)
Transplant: Mar 22 🍅 Harvest: Apr 19 – May 10
Safe Start (90%) ✓ Fits season (179 days to spare)
Transplant: Apr 9 🍅 Harvest: May 7 – May 28

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.

Soil Compatibility in Neshoba County

How your county's soil matches Radish's growing requirements.

Soil pH

Your soil pH (5.6–6.5) overlaps with Radish's range (6.0–7.0), though not a perfect match.

Soil Texture

Your soil has 32% clay, which can cause forked or stunted roots for Radish. Use raised beds with loose, sandy mix for best results.

Organic Matter

Organic matter is moderate (2.2%). Annual compost additions will help Radish.

How to Plant Radish

0.5"
Planting Depth
2"
Between Plants
6"
Between Rows

Fall planting: Sow 10 weeks before your first frost date for a fall harvest.

Succession Planting Radish

13
successive plantings in your 230-day season

Sow every 2.4 weeks. Last sowing by Oct 03 to harvest before frost.

For a dedicated fall crop, sow by Aug 29.

Plant Water Budget

Plant needs
0.5″/week
Rainfall provides
0.9″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft

Monthly Watering Guide for Radish

Radish needs approximately 0.5 inches of water per week (2.2" per month). Here's how your county's rainfall compares month by month.

Month Radish Needs Rainfall You Supplement Action
Jan 4.4" 0" ❄️ Dormant
Feb 4.3" 0" ❄️ Dormant
Mar 2.2" 5.2" 0" ✅ Rainfall sufficient
Apr 2.2" 3.8" 0" ✅ Rainfall sufficient
May 2.2" 4.2" 0" ✅ Rainfall sufficient
Jun 2.2" 4.2" 0" ✅ Rainfall sufficient
Jul 2.2" 4.7" 0" ✅ Rainfall sufficient
Aug 2.2" 5.2" 0" ✅ Rainfall sufficient
Sep 2.2" 3.4" 0" ✅ Rainfall sufficient
Oct 2.2" 3.7" 0" ✅ Rainfall sufficient
Nov 2.2" 3.6" 0" ✅ Rainfall sufficient
Dec 3.6" 0" ❄️ Dormant

Water needs are for active growing months only (Mar–Nov in Neshoba County). Supplement amounts are based on average rainfall — actual needs vary with temperature, soil, and mulching.

Radish Heat Requirements (GDD)

What are Growing Degree Days (GDD)?

Growing Degree Days measure the total warmth your plants receive during the growing season. Think of it as a "heat bank" — every day above 50°F deposits warmth that helps your plants grow.

Each plant needs a certain amount of accumulated heat to mature. If your county provides more GDD than the plant needs, it's a great fit. If it's close, you may want to choose faster-maturing varieties or start seeds indoors to get a head start.

Radish needs ~648 GDD — county provides 5,232 GDD Excellent fit

Radish Planting Timeline — Neshoba County, MS

Radish Planting Calendar

Activity When Date Range
Direct Sow March 8 Mar 8 – Mar 29
Harvest April 5 Apr 5 – Apr 26
Fall Sowing August 29 Aug 29 – Sep 12

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

Month-by-Month Timeline

MonthActivities
January
February
March Direct Sow
April Harvest
May
June
July
August Fall Sowing
September Fall Sowing
October
November
December
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Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

0.5"/week · Natural rainfall sufficient

📅 Days to Maturity

22–35 days

🧪 Soil pH

Needs 6–7 · Your soil: acceptable

🗺️ USDA Zone

Zone 8b

📆 Growing Season

230 days in Neshoba County

Growing Tips for Radish in Neshoba County

Direct sow Radish outdoors after March 22 in Neshoba County when soil has warmed and frost danger has passed.

With Neshoba County's clay soil (32% clay), work in 3-4 inches of compost before planting Radish. Avoid tilling when soil is wet to prevent compaction.

Summer highs in Neshoba County reach 97°F — grow Radish as a spring or fall crop. Use shade cloth if planting in summer.

Your generous 230.0-day season in Neshoba County allows multiple plantings of Radish. Sow every 11.0 days for continuous harvest.

Common pests for Radish in this region include cabbage worm and flea beetles. Use row covers early in the season and inspect plants weekly.

General growing tips

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

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Radish in Neshoba County, MS?

Neshoba County is in Zone 8b with an average last frost of March 22. Plan your Radish planting based on this frost date — see the calendar above for exact timing.

What planting zone is Neshoba County, MS?

Neshoba County, Mississippi is in USDA Hardiness Zone 8b. The average last spring frost is March 22 and first fall frost is November 7.

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Your Neshoba County Garden Planner — Free

A 24-page printable planner built for Neshoba County (Zone 8b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

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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 Neshoba County, MS. Local conditions may vary. Last updated: May 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.