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When to Plant Okra in Florence County, SC

Florence County, South Carolina Zone 8b May

May to-do list for Florence County, South Carolina

May rewards gardeners who work with the weather, not against it. Here's how to stay in step this month in Florence County, South Carolina.

Avg. last frost March 23
Avg. first frost November 6
Soil temp (4") 73°F
Watering Low
Pest pressure High
Daylight 13.8 hrs
  1. Get okra seeds going inside

    Starting these indoors now means sturdy transplants ready the moment your soil warms up.

Before June arrives, get these ready
  • First harvests: okra

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Okra is a heat-loving tropical plant that produces edible seed pods. It thrives in hot summers and produces beautiful hibiscus-like flowers before setting pods.

Florence County, South Carolina is in USDA Zone 8b. The average last spring frost is March 23 and the first fall frost is November 6, giving you a growing season of approximately 228 days.

At an elevation of 103 feet, Florence County receives approximately 55.4 inches of rainfall annually with predominantly clay loam soil. Summer highs average 91°F, providing good warmth for Okra during the growing season. Clay soil retains moisture well for Okra, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Okra root diseases.

Florence County, SC (Zone 8b) Long season
228 days
Last Spring Frost March 23
228 growing days
First Fall Frost November 6
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Florence County Soil Profile

Soil Type

Clay Loam

Soil pH

5.7-6.7

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (105 days to spare)
Start indoors: Jan 26 Transplant: Mar 30 🍅 Harvest: May 25 – Jul 20
Recommended (50%) ✓ Fits season (102 days to spare)
Start indoors: Feb 2 Transplant: Apr 6 🍅 Harvest: Jun 1 – Jul 27
Safe Start (90%) ✓ Fits season (101 days to spare)
Start indoors: Feb 20 Transplant: Apr 24 🍅 Harvest: Jun 19 – Aug 14

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 Florence County

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

Soil pH

Your soil pH (5.7–6.7) overlaps with Okra's range (6.0–7.5), though not a perfect match.

Soil Texture

The clay loam soil in Florence County is excellent for Okra — good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

Organic matter is moderate (2.8%). Annual compost additions will help Okra.

How to Plant Okra

1"
Planting Depth
30"
Between Plants
42"
Between Rows

Succession Planting Okra

5
successive plantings in your 228-day season

Sow every 5.7 weeks. Last sowing by Sep 02 to harvest before frost.

Plant Water Budget

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

Monthly Watering Guide for Okra

Okra needs approximately 0.9 inches of water per week (3.9" per month). Here's how your county's rainfall compares month by month.

Month Okra Needs Rainfall You Supplement Action
Jan 5.2" 0" ❄️ Dormant
Feb 5" 0" ❄️ Dormant
Mar 3.9" 4.5" 0" ✅ Rainfall sufficient
Apr 3.9" 4.1" 0" ✅ Rainfall sufficient
May 3.9" 4.7" 0" ✅ Rainfall sufficient
Jun 3.9" 4.9" 0" ✅ Rainfall sufficient
Jul 3.9" 5.2" 0" ✅ Rainfall sufficient
Aug 3.9" 4.9" 0" ✅ Rainfall sufficient
Sep 3.9" 4.7" 0" ✅ Rainfall sufficient
Oct 3.9" 3.9" 0" ✅ Rainfall sufficient
Nov 3.9" 4.3" 0" ✅ Rainfall sufficient
Dec 3.9" 0" ❄️ Dormant

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

Okra 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.

Okra needs ~1,049 GDD — county provides 4,161 GDD Excellent fit

Okra Planting Timeline — Florence County, SC

Okra Planting Calendar

Activity When Date Range
Start Indoors February 2 Feb 2 – Feb 16
Transplant Outdoors April 6 Apr 6 – Apr 20
Direct Sow March 30 Mar 30 – Apr 20
Harvest June 1 Jun 1 – Jul 27

Plant 1" deep · 30" apart · Rows 42" apart

Month-by-Month Timeline

MonthActivities
January
February Start Indoors
March Direct Sow
April Transplant Outdoors Direct Sow
May
June Harvest
July Harvest
August
September
October
November
December
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Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

0.9"/week · Natural rainfall sufficient

📅 Days to Maturity

50–65 days

🧪 Soil pH

Needs 6–7.5 · Your soil: acceptable

🗺️ USDA Zone

Zone 8b

📆 Growing Season

228 days in Florence County

Growing Tips for Okra in Florence County

Direct sow Okra outdoors after March 23 in Florence County when soil has warmed and frost danger has passed.

With Florence County's clay soil (34% clay), work in 3-4 inches of compost before planting Okra. Avoid tilling when soil is wet to prevent compaction.

General growing tips

Direct sow after soil reaches 65F. Soak seeds overnight to improve germination. Harvest pods when 2-4 inches long and still tender; they become tough if left too long.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Okra in Florence County, SC?

Florence County is in Zone 8b with an average last frost of March 23. Plan your Okra planting based on this frost date — see the calendar above for exact timing.

What planting zone is Florence County, SC?

Florence County, South Carolina is in USDA Hardiness Zone 8b. The average last spring frost is March 23 and first fall frost is November 6.

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Your Florence County Garden Planner — Free

A 24-page printable planner built for Florence 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 Florence County, SC. 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.