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When to plant Endive in Polk County, MO

Polk County's climate puts the Endive spring window between March 27 and April 17. time plantings around the expected last-frost window for best survival. A second sowing from August 13 to August 27 extends the harvest into fall.

When to Plant Endive in Polk County, MO

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.

Polk County, Missouri is in USDA Zone 6b. The average last spring frost is April 10 and the first fall frost is October 22, giving you a growing season of approximately 195 days.

At an elevation of 1,363 feet, Polk County receives approximately 31.1 inches of rainfall annually with predominantly silt loam soil. Summer highs average 88°F, providing good warmth for Endive during the growing season.

Polk County, MO (Zone 6b) Moderate season
195 days
Last Spring Frost April 10
195 growing days
First Fall Frost October 22

Polk County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Endive Planting Timeline — Polk County, MO

Endive Planting Calendar

Activity When Date Range
Start Indoors March 6 Mar 6 – Mar 20
Transplant Outdoors April 10 Apr 10 – Apr 24
Direct Sow March 27 Mar 27 – Apr 17
Harvest May 29 May 29 – Jul 3
Fall Sowing August 13 Aug 13 – Aug 27

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

Month-by-Month Timeline

MonthActivities
January
February
March Start Indoors Direct Sow
April Transplant Outdoors Direct Sow
May Harvest
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 6b

📆 Growing Season

195 days in Polk County

Growing Tips for Polk 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 Polk County, MO?

Polk County is in Zone 6b with an average last frost of April 10. Plan your Endive planting based on this frost date — see the calendar above for exact timing.

What planting zone is Polk County, MO?

Polk County, Missouri is in USDA Hardiness Zone 6b. The average last spring frost is April 10 and first fall frost is October 22.

When should I plant Endive in Polk County, MO?

In Polk County, MO, plant Endive after the last frost (around April 10) and before the first frost (around October 22). Best results when soil holds above 50°F.

What growing zone is Polk County, MO for Endive?

Polk County sits in USDA Zone 6b. Endive grows reliably in zones 3a through 10b, so it's a good fit here.

Can Endive grow in Polk County's climate?

Yes — Endive grows well in Polk County's temperate climate. Polk County averages a 195-day frost-free season, with last frost around April 10 and first frost around October 22.

🌱

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A 22-page printable planner built for Polk County (Zone 6b). 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 Polk County, MO. Local conditions may vary. Last updated: June 2026.

Sources & credits

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