When should I plant Купус in Zone 4a?

Start Купус seeds indoors around Mar 24. Transplant outdoors after Apr 14. Expect first harvest around Jun 18.

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 Купус in Zone 4a?

Yes. Купус needs 80 days to harvest. Zone 4a has a 149-day growing season, which is sufficient.

🥬

🥬 Growing Купус in Zone 4a

Zone 4a has cold winters and a moderate growing season. Timing is key for Купус in this zone. Poslednji mraz: May 5. Prvi mraz: Oct 1.

Planting Calendar

Indoor

Outdoor

Harvest

Mar 24Oct 1

Season: May 5 – Oct 1 (149 дана)

Zona4a

Poslednji mrazMay 5

Prvi mrazOct 1

Sezona149 дана

Žetva80 дана

SunceПуно Сунце

When to Plant Купус in Zone 4a

Start Seeds Indoors: Mar 24

Start Купус seeds indoors around Mar 24 (6 недеља пре последњег мраза). Optimal germination temperature: 70F. Germinates in 5-10 days.

Transplant Outdoors: Apr 14

Transplant Купус seedlings outdoors after Apr 14. Wait until soil temperature reaches 45F. Space plants at 1/м² (30cm размак). Harden off plants for a week before moving outside.

Harvest: Jun 18

First harvest approximately Jun 18 (~65 дана from transplant). Continue harvesting until first frost (Oct 1).

Fall Planting: Jul 9

For a fall harvest, plant Купус around Jul 9 (12 weeks before first frost).

Садња у Друштву

✅ Кромпири✅ Мента ✅ Мирођија✅ Лукови✅ Целер

❌ Пасуљ❌ Парадајзи❌ Јагоде

Купус 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

Plan Your Garden Купус

Track Купус from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.

Start Free Купус Growing Guide