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When to Plant Radish in Suwannee County, FL

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.

Suwannee County, Florida is in USDA Zone 8b. The average last spring frost is March 4 and the first fall frost is November 26, giving you a growing season of approximately 267 days.

At an elevation of 383 feet, Suwannee County receives approximately 53.6 inches of rainfall annually with predominantly sand soil. Summer highs average 91Β°F, providing good warmth for Radish during the growing season. Sandy soil warms quickly in spring β€” great for early planting β€” but Radish will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Radish root diseases.

Suwannee County, FL (Zone 8b) Long season
267 days
Last Spring Frost March 4
267 growing days
First Fall Frost November 26

Suwannee County Soil Profile

Soil Type

Sand

Soil pH

5.1-6

Drainage

Well Drained

Monthly Watering Guide for Radish

Radish needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Radish Needs Rainfall You Supplement Action
Jan β€” 2.5" 0" ❄️ Dormant
Feb β€” 3" 0" ❄️ Dormant
Mar 4.3" 3.2" 1.1" πŸ’§ Light watering
Apr 4.3" 2.6" 1.7" πŸ’§ Light watering
May 4.3" 3.8" 0.5" πŸ’§ Light watering
Jun 4.3" 8" 0" βœ… Rainfall sufficient
Jul 4.3" 7.8" 0" βœ… Rainfall sufficient
Aug 4.3" 7.3" 0" βœ… Rainfall sufficient
Sep 4.3" 7.1" 0" βœ… Rainfall sufficient
Oct 4.3" 4.1" 0.2" πŸ’§ Light watering
Nov 4.3" 2.3" 2" πŸ’§ Light watering
Dec β€” 2" 0" ❄️ Dormant

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

Radish Planting Timeline β€” Suwannee County, FL

Radish Planting Calendar

Activity When Date Range
Direct Sow February 18 Feb 18 – Mar 11
Harvest March 18 Mar 18 – Apr 8
Fall Sowing September 17 Sep 17 – Oct 1

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

Month-by-Month Timeline

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

Growing Conditions

β˜€οΈ Sun

Full Sun (6-8+ hours)

πŸ’§ Water

Moderate β€” regular watering

πŸ“… Days to Maturity

22–35 days

πŸ§ͺ Soil pH

Needs 6–7 Β· Your soil: N/A

πŸ—ΊοΈ USDA Zone

Zone 8b

πŸ“† Growing Season

267 days in Suwannee County

Growing Tips for Suwannee 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

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Radish in Suwannee County, FL?

Suwannee County is in Zone 8b with an average last frost of March 4. Plan your Radish planting based on this frost date β€” see the calendar above for exact timing.

What planting zone is Suwannee County, FL?

Suwannee County, Florida is in USDA Hardiness Zone 8b. The average last spring frost is March 4 and first fall frost is November 26.

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Plan Your Garden with Confidence

Get our free Garden Planner β€” designed to help Suwannee County gardeners in Zone 8b 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 Suwannee County, FL. Local conditions may vary. Last updated: April 2026.