When should I plant Mangoldi in Zone 4a?

Start Mangoldi seeds indoors around Apr 7. Transplant outdoors after Apr 21. Expect first harvest around May 31.

What is the last frost date for Zone 4a?

The average last spring frost date for Zone 4a is May 5. The first fall frost averages Oct 1, giving a 149-day growing season.

Can I grow Mangoldi in Zone 4a?

Yes. Mangoldi needs 55 days to harvest. Zone 4a has a 149-day growing season, which is sufficient.

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🥬 Growing Mangoldi in Zone 4a

Zone 4a has cold winters and a moderate growing season. Timing is key for Mangoldi in this zone. Viimeinen halla: May 5. Ensimmäinen halla: Oct 1.

Planting Calendar

Indoor

Outdoor

Harvest

Apr 7Oct 1

Season: May 5 – Oct 1 (149 päivää)

Vyöhyke4a

Viimeinen hallaMay 5

Ensimmäinen hallaOct 1

Kausi149 päivää

Sato55 päivää

AurinkoPuolivarjo

When to Plant Mangoldi in Zone 4a

Start Seeds Indoors: Apr 7

Start Mangoldi seeds indoors around Apr 7 (4 viikkoa ennen viimeistä hallaa). Optimal germination temperature: 75F. Germinates in 7-14 days.

Transplant Outdoors: Apr 21

Transplant Mangoldi seedlings outdoors after Apr 21. Wait until soil temperature reaches 50F. Space plants at 4/m² (15cm välein). Harden off plants for a week before moving outside.

Harvest: May 31

First harvest approximately May 31 (~40 päivää from transplant). Continue harvesting until first frost (Oct 1).

Fall Planting: Aug 6

For a fall harvest, plant Mangoldi around Aug 6 (8 weeks before first frost).

Mangoldi 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 13b

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