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When to plant Endive in Louisa County, IA

Spring Endive in Louisa County goes in April 2–April 23, once nighttime temps stop dipping near freezing. A second sowing from August 7 to August 21 extends the harvest into fall.

When to Plant Endive in Louisa County, IA

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.

Louisa County, Iowa is in USDA Zone 5b. The average last spring frost is April 16 and the first fall frost is October 16, giving you a growing season of approximately 183 days.

At an elevation of 1,022 feet, Louisa County receives approximately 38.8 inches of rainfall annually with predominantly silt loam soil. Summer highs average 85°F, providing good warmth for Endive during the growing season.

Louisa County, IA (Zone 5b) Moderate season
183 days
Last Spring Frost April 16
183 growing days
First Fall Frost October 16

Louisa County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Endive Planting Timeline — Louisa County, IA

Endive Planting Calendar

Activity When Date Range
Start Indoors March 12 Mar 12 – Mar 26
Transplant Outdoors April 16 Apr 16 – Apr 30
Direct Sow April 2 Apr 2 – Apr 23
Harvest June 4 Jun 4 – Jul 9
Fall Sowing August 7 Aug 7 – Aug 21

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Partial Shade (3-6 hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

45–65 days

🧪 Soil pH

Needs 5.5–7 · Your soil: N/A

🗺️ USDA Zone

Zone 5b

📆 Growing Season

183 days in Louisa County

Growing Tips for Louisa County

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 Louisa County, IA?

Louisa County is in Zone 5b with an average last frost of April 16. Plan your Endive planting based on this frost date — see the calendar above for exact timing.

What planting zone is Louisa County, IA?

Louisa County, Iowa is in USDA Hardiness Zone 5b. The average last spring frost is April 16 and first fall frost is October 16.

When should I plant Endive in Louisa County, IA?

In Louisa County, IA, plant Endive after the last frost (around April 16) and before the first frost (around October 16). Best results when soil holds above 50°F.

What growing zone is Louisa County, IA for Endive?

Louisa County sits in USDA Zone 5b. Endive grows reliably in zones 3a through 10b, so it's a good fit here.

Can Endive grow in Louisa County's climate?

Yes — Endive grows well in Louisa County's temperate climate. Louisa County averages a 183-day frost-free season, with last frost around April 16 and first frost around October 16.

🌱

Your Louisa County Garden Planner — Free

A 22-page printable planner built for Louisa County (Zone 5b). 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 Louisa County, IA. Local conditions may vary. Last updated: June 2026.

Sources & credits

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