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When to Plant Belgian Endive in Monroe County, PA

Belgian endive is produced by forcing chicory roots in darkness to create tight, pale, torpedo-shaped heads called chicons. They have a mild bitterness and elegant crunch.

Monroe County, Pennsylvania is in USDA Zone 5b. The average last spring frost is April 30 and the first fall frost is October 17, giving you a growing season of approximately 170 days.

At an elevation of 532 feet, Monroe County receives approximately 42.8 inches of rainfall annually with predominantly silt loam soil. Summer highs average 84ยฐF, so choose short-season varieties of Belgian Endive to ensure they mature before fall.

Monroe County, PA (Zone 5b) Moderate season
170 days
Last Spring Frost April 30
170 growing days
First Fall Frost October 17

Monroe County Soil Profile

Soil Type

Silt Loam

Soil pH

4.8-6.2

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (0 days to spare)
Start indoors: Mar 20 Transplant: Apr 24 🍅 Harvest: Aug 14 – Oct 9
Recommended (50%) ✓ Fits season (2 days to spare)
Start indoors: Mar 26 Transplant: Apr 30 🍅 Harvest: Aug 20 – Oct 15
Safe Start (90%) ✓ Fits season (0 days to spare)
Start indoors: Apr 12 Transplant: May 17 🍅 Harvest: Sep 6 – Nov 1

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.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
1.1″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Belgian Endive needs ~1,690 GDD — county provides 2,210 GDD Excellent fit

Belgian Endive Planting Timeline โ€” Monroe County, PA

Belgian Endive Planting Calendar

Activity When Date Range
Start Indoors March 26 Mar 26 โ€“ Apr 9
Transplant Outdoors April 30 Apr 30 โ€“ May 14
Direct Sow April 16 Apr 16 โ€“ May 7
Fall Sowing August 8 Aug 8 โ€“ Aug 22
Harvest August 20 Aug 20 โ€“ Oct 15

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

Month-by-Month Timeline

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

Growing Conditions

Sun

Partial Shade (3-6 hours)

Water

Moderate โ€” regular watering

Days to Maturity

110โ€“150 days

Soil pH

5.5 โ€“ 7

USDA Zone

Zone 5b

Growing Season

170 days

Growing Tips for Monroe County

Grow chicory roots in the garden during summer, then dig in fall. Trim tops and force roots in moist sand in a dark cellar at 50-60F. Chicons emerge in 3-4 weeks.

Companion Planting

Good Companions

Avoid Planting Near

  • Fennel

Level Up Your Garden

Frequently Asked Questions

When should I plant Belgian Endive in Monroe County, PA?

Monroe County is in Zone 5b with an average last frost of April 30. Plan your Belgian Endive planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Monroe County, PA?

Monroe County, Pennsylvania is in USDA Hardiness Zone 5b. The average last spring frost is April 30 and first fall frost is October 17.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Monroe County gardeners in Zone 5b organize planting dates, track what's growing, and never miss a planting window.

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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 Monroe County, PA. Local conditions may vary. Last updated: April 2026.