When should I plant Kupus in Zone 1b?

Start Kupus seeds indoors around Apr 13. Transplant outdoors after May 4. Expect first harvest around Jul 8.

What is the last frost date for Zone 1b?

The average last spring frost date for Zone 1b is May 25. The first fall frost averages Aug 28, giving a 95-day growing season.

Can I grow Kupus in Zone 1b?

Yes. Kupus needs 80 days to harvest. Zone 1b has a 95-day growing season, which is sufficient.

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🥬 Growing Kupus in Zone 1b

Zone 1b has harsh winters and a short growing season. Start Kupus early indoors to maximize your harvest window. Zadnji mraz: May 25. Prvi mraz: Aug 28.

Planting Calendar

Indoor

Outdoor

Harvest

Apr 13Aug 28

Season: May 25 – Aug 28 (95 dana)

Zona1b

Zadnji mrazMay 25

Prvi mrazAug 28

Sezona95 dana

Berba80 dana

SuncePuno Sunce

When to Plant Kupus in Zone 1b

Start Seeds Indoors: Apr 13

Start Kupus seeds indoors around Apr 13 (6 tjedana prije zadnjeg mraza). Optimal germination temperature: 70F. Germinates in 5-10 days.

Transplant Outdoors: May 4

Transplant Kupus seedlings outdoors after May 4. Wait until soil temperature reaches 45F. Space plants at 1/m² (30cm razmak). Harden off plants for a week before moving outside.

Harvest: Jul 8

First harvest approximately Jul 8 (~65 dana from transplant). Continue harvesting until first frost (Aug 28).

Fall Planting: Jun 5

For a fall harvest, plant Kupus around Jun 5 (12 weeks before first frost).

Sadnja u Društvu

✅ Krumpiri✅ Menta ✅ Kopar✅ Lukovi✅ Celer

❌ Grah❌ Rajčice❌ Jagode

Kupus 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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