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When to Plant Endive in Jerauld County, SD

Jerauld County, South Dakota Zone 5a May

Your May gardening checklist

May is a pivotal month for Jerauld County, South Dakota gardens. Focus on these tasks first and you'll set up the rest of the season for success.

Avg. last frost May 2
Avg. first frost October 5
Soil temp (4") 55°F
Watering Moderate
Pest pressure Low
Daylight 14.6 hrs
  1. Plant out endive

    Pinch off the lowest leaves on each seedling before you plant — it reduces water loss while the roots catch up.

June will be here before you know it — start on
  • Starting indoors: endive
  • 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.

Jerauld County, South Dakota is in USDA Zone 5a. The average last spring frost is May 2 and the first fall frost is October 5, giving you a growing season of approximately 156 days.

At an elevation of 775 feet, Jerauld County receives approximately 20.2 inches of rainfall annually with predominantly loam soil. Summer highs average 80°F, so choose short-season varieties of Endive to ensure they mature before fall.

Jerauld County, SD (Zone 5a) Moderate season
156 days
Last Spring Frost May 2
156 growing days
First Fall Frost October 5

Jerauld County Soil Profile

Soil Type

Loam

Soil pH

6.4-7.3

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (74 days to spare)
Start indoors: Mar 23 Transplant: Apr 27 🍅 Harvest: Jun 15 – Jul 20
Recommended (50%) ✓ Fits season (72 days to spare)
Start indoors: Mar 28 Transplant: May 2 🍅 Harvest: Jun 20 – Jul 25
Safe Start (90%) ✓ Fits season (69 days to spare)
Start indoors: Apr 10 Transplant: May 15 🍅 Harvest: Jul 3 – Aug 7

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 Jerauld County

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

Soil pH

Your soil pH (6.4–7.3) overlaps with Endive's range (5.5–7.0), though not a perfect match.

Soil Texture

The loam soil in Jerauld County is excellent for Endive — good drainage, moisture retention, and nutrient holding capacity.

Organic Matter

Organic matter is excellent (4.0%) — Endive will thrive.

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

4
successive plantings in your 156-day season

Sow every 5.1 weeks. Last sowing by Aug 01 to harvest before frost.

For a dedicated fall crop, sow by Jul 27.

Plant Water Budget

Plant needs
0.7″/week
Rainfall provides
0.5″/week
You supply
0.2″/week
Watering frequency Only during dry spells
Season total 260 gal / 100 sq ft
Drought risk

Water stress score is 6/10 — consider drought-tolerant varieties and mulching

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 0.5" 0" ❄️ Dormant
Feb 0.6" 0" ❄️ Dormant
Mar 1.2" 0" ❄️ Dormant
Apr 2.1" 0" ❄️ Dormant
May 3" 3.1" 0" ✅ Rainfall sufficient
Jun 3" 3.2" 0" ✅ Rainfall sufficient
Jul 3" 2.8" 0.2" 💧 Light watering
Aug 3" 2.4" 0.6" 💧 Light watering
Sep 3" 2" 1" 💧 Light watering
Oct 3" 1.1" 1.9" 🚿 Regular watering
Nov 0.7" 0" ❄️ Dormant
Dec 0.5" 0" ❄️ Dormant

Water needs are for active growing months only (May–Oct in Jerauld 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 ~550 GDD — county provides 1,560 GDD Excellent fit

Endive Planting Timeline — Jerauld County, SD

Endive Planting Calendar

Activity When Date Range
Start Indoors March 28 Mar 28 – Apr 11
Transplant Outdoors May 2 May 2 – May 16
Direct Sow April 18 Apr 18 – May 9
Harvest June 20 Jun 20 – Jul 25
Fall Sowing July 27 Jul 27 – Aug 10

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Partial Shade (3-6 hours)

💧 Water

0.7"/week · Only during dry spells

📅 Days to Maturity

45–65 days

🧪 Soil pH

Needs 5.5–7 · Your soil: acceptable

🗺️ USDA Zone

Zone 5a

📆 Growing Season

156 days in Jerauld County

Growing Tips for Endive in Jerauld County

Direct sow Endive outdoors after May 02 in Jerauld County when soil has warmed and frost danger has passed.

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 Jerauld County, SD?

Jerauld County is in Zone 5a with an average last frost of May 2. Plan your Endive planting based on this frost date — see the calendar above for exact timing.

What planting zone is Jerauld County, SD?

Jerauld County, South Dakota is in USDA Hardiness Zone 5a. The average last spring frost is May 2 and first fall frost is October 5.

🌱

Your Jerauld County Garden Planner — Free

A 24-page printable planner built for Jerauld County (Zone 5a). 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 Jerauld County, SD. Local conditions may vary. Last updated: May 2026.

Sources & credits

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