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When to Plant Endive in Colleton County, SC

Colleton County, South Carolina Zone 8b May

Your May planting checklist for Colleton County, South Carolina

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

Avg. last frost March 10
Avg. first frost November 13
Soil temp (4") 72°F
Watering Low
Pest pressure High
Daylight 13.7 hrs
  1. Harvest endive as they ripen

    Taste as you pick. The first ripe produce is the best feedback loop you'll get all season.

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

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Endive is a leafy green with a slightly bitter flavor, available in curly (frisee) and broad-leaved (escarole) types. It adds texture and complexity to salads.

Colleton County, South Carolina is in USDA Zone 8b. The average last spring frost is March 10 and the first fall frost is November 13, giving you a growing season of approximately 248 days.

At an elevation of 265 feet, Colleton County receives approximately 58.2 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 96°F, so Endive may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring — great for early planting — but Endive will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Endive root diseases.

Colleton County, SC (Zone 8b) Long season
248 days
Last Spring Frost March 10
248 growing days
First Fall Frost November 13

Colleton County Soil Profile

Soil Type

Sandy Loam

Soil pH

4.9-6

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (174 days to spare)
Start indoors: Jan 17 Transplant: Feb 21 🍅 Harvest: Apr 11 – May 16
Recommended (50%) ✓ Fits season (164 days to spare)
Start indoors: Feb 3 Transplant: Mar 10 🍅 Harvest: Apr 28 – Jun 2
Safe Start (90%) ✓ Fits season (166 days to spare)
Start indoors: Mar 3 Transplant: Apr 7 🍅 Harvest: May 26 – Jun 30

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 Colleton County

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

Soil pH

Your soil pH (4.9–6.0) is more acidic than Endive prefers (5.5–7.0). Add garden lime to raise pH.

Soil Texture

Sandy soil in Colleton County warms quickly in spring but drains fast. Endive will need more frequent watering and regular compost additions to retain nutrients.

Drainage

Drainage is adequate for Endive.

Organic Matter

Organic matter is moderate (2.1%). Annual compost additions will help Endive.

How to Plant Endive

0.5"
Planting Depth
6"
Between Plants
12"
Between Rows

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

Succession Planting Endive

6
successive plantings in your 248-day season

Sow every 5.1 weeks. Last sowing by Sep 09 to harvest before frost.

For a dedicated fall crop, sow by Sep 04.

Plant Water Budget

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

Monthly Watering Guide for Endive

Endive needs approximately 0.7 inches of water per week (3" per month). Here's how your county's rainfall compares month by month.

Month Endive Needs Rainfall You Supplement Action
Jan 4.6" 0" ❄️ Dormant
Feb 5.3" 0" ❄️ Dormant
Mar 3" 6.2" 0" ✅ Rainfall sufficient
Apr 3" 4.2" 0" ✅ Rainfall sufficient
May 3" 4.5" 0" ✅ Rainfall sufficient
Jun 3" 5.8" 0" ✅ Rainfall sufficient
Jul 3" 5.7" 0" ✅ Rainfall sufficient
Aug 3" 5.5" 0" ✅ Rainfall sufficient
Sep 3" 4.1" 0" ✅ Rainfall sufficient
Oct 3" 3.4" 0" ✅ Rainfall sufficient
Nov 3" 4" 0" ✅ Rainfall sufficient
Dec 4.8" 0" ❄️ Dormant

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

Endive 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.

Endive needs ~1,210 GDD — county provides 5,456 GDD Excellent fit

Endive Planting Timeline — Colleton County, SC

Endive Planting Calendar

Activity When Date Range
Start Indoors February 3 Feb 3 – Feb 17
Transplant Outdoors March 10 Mar 10 – Mar 24
Direct Sow February 24 Feb 24 – Mar 17
Harvest April 28 Apr 28 – Jun 2
Fall Sowing September 4 Sep 4 – Sep 18

Plant 0.5" deep · 6" apart · Rows 12" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Partial Shade (3-6 hours)

💧 Water

0.7"/week · Natural rainfall sufficient

📅 Days to Maturity

45–65 days

🧪 Soil pH

Needs 5.5–7 · Your soil: too_acidic

🗺️ USDA Zone

Zone 8b

📆 Growing Season

248 days in Colleton County

Growing Tips for Endive in Colleton County

Direct sow Endive outdoors after March 10 in Colleton County when soil has warmed and frost danger has passed.

Sandy soil in Colleton County dries quickly — mulch Endive with 2-3 inches of straw and water deeply 2-3 times per week rather than lightly every day.

With summer highs reaching 96°F in Colleton County, provide afternoon shade for Endive and water deeply in the morning.

Your generous 248.0-day season in Colleton County allows multiple plantings of Endive. Sow every 22.0 days for continuous harvest.

Common pests for Endive in this region include aphids and slugs. Use row covers early in the season and inspect plants weekly.

General growing tips

Sow seeds directly in spring or fall. Blanch heads by tying outer leaves together 2-3 weeks before harvest to reduce bitterness. Keep soil evenly moist.

Companion Planting

Good Companions

Avoid Planting Near

  • Fennel

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Endive in Colleton County, SC?

Colleton County is in Zone 8b with an average last frost of March 10. Plan your Endive planting based on this frost date — see the calendar above for exact timing.

What planting zone is Colleton County, SC?

Colleton County, South Carolina is in USDA Hardiness Zone 8b. The average last spring frost is March 10 and first fall frost is November 13.

🌱

Your Colleton County Garden Planner — Free

A 24-page printable planner built for Colleton 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 Colleton 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.