Growing Belgian Endive in Zone 4b
Zone 4b has cold winters and a moderate growing season. Timing is key for Belgian Endive in this zone. Last frost: May 1. First frost: Oct 5.
Planting Calendar
Season: May 1 – Oct 5 (157 days)
When to Plant Belgian Endive in Zone 4b
Start Seeds Indoors: Mar 20
Start Belgian Endive seeds indoors around Mar 20 (6 weeks before last frost). Optimal germination temperature: 65°F. Germinates in 5–10 days.
Transplant Outdoors: Apr 17
Transplant Belgian Endive seedlings outdoors after Apr 17. Wait until soil temperature reaches 45°F. Space plants at 4/sqft (6" apart). Harden off plants for a week before moving outside.
Harvest: May 22
First harvest approximately May 22 (~35 days from transplant). Continue harvesting until first frost (Oct 5).
Fall Planting: Aug 17
For a fall harvest, plant Belgian Endive around Aug 17 (7 weeks before first frost).
Belgian Endive in Other Zones
1a 1b 2a 2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a 11b 12a 12b 13a 13bFrequently Asked Questions
When should I plant Belgian Endive in Zone 4b?
Start Belgian Endive seeds indoors around Mar 20. Transplant outdoors after Apr 17. Expect first harvest around May 22.
What is the last frost date for Zone 4b?
The average last spring frost date for Zone 4b is May 1. The first fall frost averages Oct 5, giving a 157-day growing season.
Can I grow Belgian Endive in Zone 4b?
Yes. Belgian Endive needs 150 days to harvest. Zone 4b has a 157-day growing season, which is sufficient.
What is the best month to plant Belgian Endive in Zone 4b?
The best time to start Belgian Endive in Zone 4b is Mar. Begin seeds indoors around Mar 20, then transplant outdoors after the last frost date of May 1.
How long does Belgian Endive take to harvest?
Belgian Endive takes approximately 150 days from planting to harvest. In Zone 4b, expect your first harvest around May 22.
Plan Your Belgian Endive Garden
Track Belgian Endive from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.
Start Free Belgian Endive Growing Guide